DEPARTMENT OF LICENSING AND REGULATORY AFFAIRS
MARIJUANA REGULATORY AGENCY
MARIHUANA SAMPLING AND TESTING
Filed with the secretary of state on
These rules take
effect immediately upon filing with the secretary of state unless adopted under
section 33, 44, or 45a(6)(9) of the administrative procedures act
of 1969, 1969 PA 306, MCL 24.233, 24.244, or 24.245a. Rules adopted under
these sections become effective 7 days after filing with the secretary of
state.
(By authority conferred on the executive director
of the marihuana marijuana
regulatory
agency by section 206 of the medical marihuana facilities licensing act, 2016
PA 281, MCL 333.27206, sections 7 and 8 of the Michigan Regulation and Taxation
of Marihuana Act, 2018 IL 1, MCL 333.27957 and 333.27958, and Executive
Reorganization Order No. 2019-2, MCL 333.27001)
R 420.301, R 420.302, R 420.303, R 420.304, R 420.305, R 420.306, and R 420.307 of the Michigan Administrative Code are amended, and R 420.303a, R 420.305a, and R 420.305b are added, as follows:
R 420.301 Definitions.
Rule 1. (1) As used in these rules:
(a) “Action limit” means the maximum permissible level of a contaminant in marihuana product allowable by the agency.
(b) “Acts” refers to the medical marihuana facilities licensing act, 2016 PA 281, MCL 333.27101 to 333.27801, and the Michigan Regulation and Taxation of Marihuana Act, 2018 IL 1, MCL 333.27951 to 333.27967, when applicable.
(c) “Agency” means the marijuana regulatory agency.
(d) “Batch” means all marihuana product of the same variety that has been processed together and exposed to substantially similar conditions throughout processing.
(e) “Bureau of fire services” or “BFS” means the
bureau of fire services in the department of licensing and regulatory affairs.
(fe) “Cultivator” refers to a grower under
the medical marihuana facilities licensing act or a marihuana grower under the
Michigan rRegulation and tTaxation of mMarihuana
aAct, or both.
(f) “Employee” means, except as otherwise provided in these rules, a person performing work or service for compensation. “Employee” does not include an individual providing trade or professional services who is not normally engaged in the operation of a marihuana establishment.
(g) “Final form” means the
form a marihuana product is in when it is available for sale by a marihuana
sales location. For marihuana products intended for inhalation, “final form”
means the marihuana concentrate in the an e-cigarette or a
vaping device.
(h) “Good agricultural
collection practices” or “GACP-GMP” means the World Health Organizations
Organization’s or the American Herbal Products Associations
Association’s guidelines regarding the safety, efficacy, and
sustainability of medicinal plant material being used in herbal medicines.
(i) “Good manufacturing practices” or “GMP” means the Food and Drug Administration’s formal regulations regarding the design, monitoring, control, and maintenance of manufacturing processes and facilities. They are designed to ensure that products manufactured are to specific requirements including identity, strength, quality, and purity.
(j) “Harvest batch” means a designated quantity of harvested marihuana, all of which is identical in strain and has been grown and harvested together and exposed to substantially similar conditions throughout cultivation.
(k) "Immature plant” means a nonflowering marihuana plant that is no taller than 8 inches from the growing or cultivating medium and no wider than 8 inches produced from a cutting, clipping, tissue culture, or seedling that is in a growing or cultivating medium or in a growing or cultivating container.
(l) “Inactive ingredients” means binding materials, dyes,
preservatives, flavoring agents, and any other ingredient that is not derived
from the plant Cannabis Ssativa L.
(m) “Laboratory” refers to both a safety compliance
facility under the medical marihuana facilities licensing act and a marihuana
safety compliance facility under the Michigan rRegulation and tTaxation
of mMarihuana aAct.
(n) “Limit of quantitation” or “LOQ” means the minimum concentration or mass of an analyte in a given matrix that can be reported as a quantitative result.
(o) “Marihuana business” refers to a marihuana facility
under the medical marihuana facilities licensing act or a marihuana
establishment under the Michigan rRegulation and tTaxation
of mMarihuana aAct, or both.
(p) “Marihuana establishment” means a location at which a
licensee is licensed to operate a marihuana grower, marihuana safety compliance
facility, marihuana processor, marihuana microbusiness, class A marihuana
microbusiness, marihuana retailer, marihuana secure transporter, marihuana
designated consumption establishment, or any other type of marihuana-related
business licensed to operate by the agency under the Michigan rRegulation
and tTaxation of mMarihuana aAct.
(q) “Marihuana facility” means a location at which a licensee is licensed to operate under the medical marihuana facilities licensing act.
(r) “Marihuana product” means marihuana or a marihuana-infused product, or both, as those terms are defined in the act unless otherwise provided for in these rules.
(s) “Marihuana sales location” refers to a provisioning
center under the medical marihuana facilities licensing act or a marihuana
retailer under the Michigan rRegulation and tTaxation
of mMarihuana aAct, or both.
(t) “Marihuana tracking act” means the marihuana tracking act, 2016 PA 282, MCL 333.27901 to 333.27904.
(u) “Medical marihuana facilities licensing act” or “MMFLA” means the medical marihuana facilities licensing act, 2016 PA 281, MCL 333.27101 to 333.27801.
(v) “Michigan rRegulation and tTaxation
of mMarihuana aAct” or “MRTMA” means the Michigan
Regulation and Taxation of Marihuana Act, 2018 IL 1, MCL 333.27951 to
333.27967.
(w) “Package tag” means an RFID tag supplied through the statewide monitoring system for the purpose of identifying a package containing a marihuana product.
(x) “Plant tag” means an RFID tag supplied through the statewide monitoring system for the purpose of identifying an individual marihuana plant.
(y) “Pre-testing” means to performing
full compliance testing on samples, then not without reporting
the results to the agency, and reporting results of subsequent testing to the agency.
(z) “Proficiency testing” means a test that determines
the performance of individual laboratories for specific tests or measurements
and is used to monitor laboratories’ continuing performance.
(aa) “Producer” refers to both a processor under the
medical marihuana facilities licensing act and a marihuana processor under the
Michigan rRegulation and tTaxation of mMarihuana
aAct.
(bb) “These rules” means the administrative rules
promulgated by the agency under the authority of the medical marihuana
facilities licensing act, the marihuana tracking act, the Michigan rRegulation
and tTaxation of mMarihuana aAct, and
Executive Reorganization Order No. 2019-2, MCL 333.27001.
(cc) “Tag” or “RFID tag” means the unique identification
number or Radio Frequency Identification (RFID) issued to a licensee by the
agency statewide monitoring system for tracking, identifying, and
verifying marihuana plants, marihuana products, and packages of marihuana
product in the statewide monitoring system.
(dd) “Target analyte” means a non-marihuana inactive ingredient designated for analysis.
(2) Terms defined in the acts have the same meanings when used in these rules unless otherwise indicated.
R 420.302 Adoption by reference.
Rule 2. (1) The following codes, standards, or regulations of nationally recognized organizations or associations are adopted by reference in these rules:
(a) AOAC International Official Methods of Analysis, 21st
edition. Copies of the adopted provisions are available for inspection and
distribution from the Association of Official Analytical Collaboration
(AOAC) International AOAC International, 2275 Research Boulevard,
Suite 300, Rockville, Maryland, 20850, telephone number 1-800-379-2622, for the
price of $870.00.
(b) National fire protection association (NFPA) standard
1, 201821 edition, entitled “Fire Code,” is adopted by
reference as part of these rules. Copies of the adopted provisions are
available for inspection and distribution from the National Fire Protection
Association, 1 Batterymarch Park, P.O. Box 9101, Quincy, Massachusetts, 02169,
telephone number 1-800-344-3555, for the price of $106.00114.50.
(c) The International Organization for Standardization
(ISO), ISO 22000 / ISO/TS 22002-1:2009, - fFood sSafety
bBundle, available for purchase at: https://webstore.ansi.org/Standards/ISO/ISO22000TS22002FoodSafety,
for the price of $275.00.
(d) International Organization for Standardization (ISO),
ISO/IEC 17025:2017, gGeneral rRequirements for the cCompetence
of tTesting and cCalibration lLaboratories,
available at:
https://webstore.ansi.org/RecordDetail.aspx?sku=ISO%2fIEC+17025%3a2017, for the
price of $162.00.
(2) The standards adopted in subrule (1)(a) to (d) of this
rule are available for inspection and distribution at the agency, located at
2407 North Grand River Avenue, Lansing, MIMichigan, 48906.
Copies of these standards may be obtained from the agency at the cost indicated
in subrule (1)(a) to (d) of this rule, plus shipping and handling.
R 420.303 Batch; identification and testing.
Rule 3. (1) A cultivator shall uniquely identify each
immature plant batch with a single plant tag batch name and
record the information in the statewide monitoring system. Each immature plant
batch must consist of no more than 100 immature plants.
(2) A cultivator shall tag each individual plant that is greater than 8 inches in height from the growing or cultivating medium or more than 8 inches in width with an individual plant tag and record the identification information in the statewide monitoring system.
(3) A cultivator shall separate the plants as the plants
go through different growth stages and ensure that the plant tag is always
identified with the plant throughout the growth span growing cycle so
that all plants can be easily identified and inspected. A cultivator shall
ensure that identification information is recorded in the statewide monitoring
system in accordance with the acts, the marihuana tracking act, and these rules.
(4) After A cultivator shall immediately destroy
the individual plant tag once a tagged plant is harvested, it and
is part of a harvest batch so that a sample of the harvest batch can be
tested by a licensed laboratory as provided in R 420.304 and R 420.305. A
cultivator shall separate the harvest batch by product type and quarantine
a harvest batch the harvested batch from all other plants
or batches marihuana and marihuana products when the marihuana batch has
that have test results pending. A harvest batch must be easily
distinguishable from other harvest batches until the batch is broken down into
packages. A cultivator may not combine harvest batches.
(5) Before the cultivator transfers or sells the marihuana
product leaves the cultivator, except as provided in subrule (6) of this
rule, a sample of the harvest batch must be tested for all required safety
tests by a licensed laboratory as provided in R 420.304 and R
420.305. All test results must indicate passed in the statewide monitoring
system before the marihuana is packaged for sale. A marihuana product
from harvest batches mustmay not be transferred or sold until
tested, packaged, and tagged as required under subrule (4) of this rule. A
marihuana product from a harvest batch that fails safety testing may only be
sold or transferred under the remediation protocol as provided in R 420.306.
(6) A cultivator may transfer or sell fresh frozen marihuana
to a producer without first being tested by a laboratory in order to produce fresh
frozen live resin, or if the marihuana product will be refined to
a concentrate extracted, with agency approval. A cultivator
may not transfer or sell marihuana to a producer under this rule if the package
contains more than 1 harvest batch. This does not prohibit a cultivator from
transferring multiple harvest batches for extraction. After the producer
has processed extracted the material, the producer shall have the
sample tested for all required safety tests pursuant to R 420.304
and R 420.305. A producer that received a package under this rule that has
not been processed may transfer that package to another producer without having
the package first tested by a laboratory to produce live resin or concentrate
with agency approval. The agency may publish guidance for fresh
frozen and concentrate production, transfer, and sale.
(7) After test results show
indicate a passed test for all required safety tests and
the harvest batch is packaged, the cultivator shall destroy the individual
plant tags. Eeach package must have a package tag attached. A
cultivator shall ensure this information is placed in the statewide monitoring
system in accordance with the acts, the marihuana tracking act, and these rules.
(8) A cultivator shall not transfer or sell any marihuana
product that has not been packaged with does not have a package
tag attached and is not recorded in the statewide monitoring system in
accordance with the acts, the marihuana tracking act, and these rules.
(9) After a producer receives or purchases a package in
the statewide monitoring system, and the producer proceeds to process the
marihuana product in accordance with the scope of a producer license, the acts,
and these rules, the producer shall give the marihuana product a new package
tag anytime the marihuana product changes form or is incorporated into
something else.
(10) After a package is created by a producer of the
marihuana product in its final form, the producer shall have the sample tested
pursuant to R 420.304 and R 420.305. The producer shall not transfer or sell a marihuana
product to a marihuana sales location until after test results entered into the
statewide monitoring system indicate a passed test. Nothing in this subsection
prohibits a producer from transferring or selling a package in accordance with
the remediation protocol provided by the agency and these rules.
(11) A marihuana sales location may sell or transfer
marihuana product only to a marihuana customer under both of the following conditions:
(a) The marihuana product has received passing test
results in the statewide monitoring system.
(b) The marihuana product bears the label required for
retail sale, under the acts and these rules.
R 420.303a Producer and sales location packaging and testing requirements.
Rule 3a. (1) A producer shall give a marihuana product a new package tag anytime the marihuana product changes form or is incorporated into a different product.
(2) A producer of a marihuana product in its final form shall have the sample tested pursuant to R 420.304 and R 420.305. The producer shall quarantine products from all other products when the product has test results pending. The producer shall not transfer or sell a marihuana product to a marihuana sales location until after test results entered into the statewide monitoring system indicate a passed result for all required safety tests. Nothing in this subsection prohibits a producer from transferring or selling a package in accordance with the remediation protocol provided by the agency and these rules.
(3) A marihuana sales location may sell or transfer a marihuana product only to a marihuana customer under both of the following conditions:
(a) The marihuana product has received passing results for all required safety tests in the statewide monitoring system.
(b) The marihuana product bears the label required under the acts and these rules for retail sale.
R. 420.304 Sampling; testing.
Rule 4. (1) A laboratory shall test samples as provided in the acts and these rules.
(2) A laboratory shall collect samples of a marihuana
product from another marihuana business, and that marihuana business shall allow
the collection of samples for testing, according to not interfere
or prevent the laboratory from complying with all of the following
requirements:
(a) The laboratory shall physically collect the sample the marihuana product from another marihuana business to be tested at the laboratory. A laboratory shall comply with all the following:
(i) The laboratory shall ensure that samples of the marihuana product are identified in the statewide monitoring system and placed in secured, sealed containers that bear the labeling required under these rules.
(ii) The route plan and manifest must be entered into the statewide monitoring system, and a copy must be carried in the transporting vehicle and presented to a law enforcement officer upon request.
(iii) The marihuana must be transported in 1 or more sealed containers and not be accessible while in transit.
(iv) The vehicle a laboratory is using to transport samples of marihuana product must not bear markings or other indication that it is carrying marihuana or a marihuana-infused product.
(c) The maximum harvest batch is 50 pounds. At least 50% of the sample taken must be homogenized for testing. The agency may publish sample sizes for marihuana products being tested.
(d) The laboratory shall develop a statistically valid sampling method and have it approved by the agency to collect a representative sample from each batch of marihuana product. The laboratory shall have access to the entire batch for the purposes of sampling.
(ce) An employee of the marihuana business
from which marihuana product test samples are being taken collected shall
be physically present to observe the laboratory employee collect the sample of
marihuana product for testing and shall ensure that the sample increments
are taken from throughout the batch.
(df) An employee of a marihuana business shall neither
assist the laboratory employee nor touch the marihuana product or the sampling
equipment while the laboratory employee is obtaining the sample.
(eg) After samples have been selected, both
the employee of the marihuana business that had the samples collected and
the employee from the laboratory shall sign and date the chain of custody form,
attesting to the following sample information below:
(i) Marihuana product name.
(ii) Weight of marihuana product.
(iii) All marihuana products and samples are correctly identified in the statewide monitoring system.
(iv) If the product test sample is obtained for a retest, the laboratory confirms that it is not accepting a product test sample that is prohibited from being retested.
(fh) The
A marihuana business shall enter in the statewide monitoring system the
marihuana product test sample that is collected by a licensed laboratory,
including the date and time the marihuana product is collected and transferred.
The laboratory shall enter into the statewide monitoring system the test results
within 3 business days of test completion.
(gi) If a
testing sample is collected from a marihuana business for testing in the
statewide monitoring system, that marihuana business shall quarantine the
marihuana product that is undergoing the testing from any other marihuana
product at the marihuana business. The quarantined marihuana product must
may not be packaged, transferred, or sold until passing test results are
entered into the statewide monitoring system.
(hj) Any
marihuana product that a laboratory collects for testing from a licensee under
this rule must may not be transferred or sold to any other
marihuana business other than the licensee from whom the sample was collected.
This provision does not apply to a laboratory who that engages
another laboratory to perform certain safety tests on a subcontracted basis.
(ik) A laboratory may collect additional
sample material from the same licensee from which the original sample was
collected for the purposes of completing the required safety tests as long as
the requirements of this rule are met.
(jl) The agency may publish guidance that shall
must be followed by marihuana businesses for chain of custody
documentation.
R. 420.305 Testing; laboratory requirements.
Rule 5. (1) A laboratory shall
do all of the following:
(a) Bbecome fully
accredited for all required safety tests in at least 1 required matrix to
the International Organization for Standardization (ISO), ISO/IEC 17025:2017,
by an International Laboratory Accreditation Cooperation (ILAC) recognized
accreditation body or by an entity approved by the agency within 1 year after
the date the laboratory license is issued and agree to have the inspections,
and reports, and all scope documents of the International
Organization for Standardization made available sent directly to the
agency from the accrediting body.
(b) Maintain internal standard operating procedures for
the required safety tests in subrule (3) of this rule and for sampling of
marihuana and marihuana products that conform to ISO/IEC 17025:2017 standards
and have been approved by the agency.
(c) Maintain a quality control and quality assurance
program that conforms to ISO/IEC 17025:2017 standards and meets the
requirements established by the agency.
(2) A laboratory shall use analytical testing
methodologies for the required safety tests in subrule (3) of this rule that
are validated by an independent third party and may be monitored on an ongoing
basis by the agency or a third party. In the absence of reference to
compendia or published, peer reviewed, validated cannabis methods,
Appendix J or K of Official Methods of Analysis authored by the
Association of Official Analytical Chemists Analytical Collaboration
(AOAC) International must be published in full with guidance from
published cannabis standard method performance requirements where available.
The laboratory shall obtain approval from the agency of its validated
methodology, including confirmation that it produces scientifically accurate
results for each safety test, prior to conducting any safety testing. agency
shall approve the validated methodology used by the laboratory and confirm that
it produces scientifically accurate results for each safety test it conducts.
(3) A laboratory shall conduct the required safety tests
specified in subdivisions (a) to (i) of this subrule on marihuana product that
is part of the harvest batch as specified in R 420.303, except as provided in
subrule (4) of this rule. The agency may publish minimum testing
portions to be used in compliance testing. After the testing on
the harvest batch is completed, tThe agency may publish a guide
indicating which of the following safety tests are required based on product
type when the marihuana product has changed form:
(a) Potency analysis. Potency
analysis performed just as the marihuana product is without any corrective
factor taken for moisture content that includes concentrations of the
following:
(i) Tetrahydrocannabinol (THC).
(ii) Tetrahydrocannabinol acid (THC-A).
(iii) Cannabidiol (CBD).
(iv) Cannabidiol acid (CBD-A).
(v) Additional cannabinoids, which may be tested with
approval from the agency.
(i) In the preparation of samples intended for potency analysis, the laboratory may not adulterate or attempt to manipulate the total potency of the sample by adding trichomes that were removed during the grinding and homogenization process.
(ii) All flower material used for potency testing must be representative of the product used by the end consumer and homogenized in such a way that it is representative of the way a consumer would be using the product. Kief must not be reintroduced to the flower sample during the homogenization process.
(iii) Potency analysis performed just as the marihuana product is without any corrective factor taken for moisture content that includes concentrations of the following:
(A) Total Tetrahydrocannabinol (THC).
(B) Tetrahydrocannabinol acid (THC-A).
(C) Total Cannabidiol (CBD).
(D) Cannabidiol acid (CBD-A).
(E) Additional cannabinoids, which may be tested with approval from the agency.
(b) Inspection for Fforeign matter inspection
including powdery mildew, organic, and inorganic material.
(c) Microbial screening including an optimized incubation period for all non-molecular automated systems methods and all plating-based methods used to report quantitative total yeast and mold results.
(d) Chemical residue testing that includes all of the
following performed on the list of banned chemical residues and the
required LOQs published by the agency.
(i) Pesticides.
(ii) Fungicides.
(iii) Insecticides.
(e) Heavy metals testing as required in this rule.
(f) Residual solvents. The agency shall publish a list of required residual solvents to be tested for and their action limits.
(g) Water activity.
(h) Under the medical marihuana facilities licensing
act, mMycotoxin screening if requested by the agency. The agency shall
publish a list of required mycotoxins to be tested.
(i) Target analytes if requested by the agency. The agency shall publish a list of required target analytes to be tested for and their LOQs.
(4) All marihuana producers may become certified to GMP by an ISO 17065 accreditation body. This accreditation may enable the licensee certain allowances with testing. The agency will publish those allowances and information on how to obtain approval for allowances. The standard used for certification for GMP must be American National Standards Institute (ANSI) accredited or equivalent.
(5) All marihuana cultivators may become certified to GACP-GMP by an accrediting body. This accreditation may enable the licensee certain allowances with testing. The agency will publish these allowances and information on how to obtain approval for allowances. The standard used for certification for GACP-GMP must be World Health Organization and American Herbal Products Association or equivalent.
(6) Except as otherwise
provided in R 420.306, if a sample collected pursuant to R 420.304
or provided to a laboratory pursuant to these rules does not pass the required
safety tests, the marihuana business that provided the sample shall dispose
of destroy the entire batch from which the sample was taken and
document the disposal destruction of the sample using the
statewide monitoring system pursuant to the acts and these rules within 90 calendar
days.
(7) A laboratory shall conduct residual solvent testing on batches of marihuana concentrates and marihuana-infused products. The agency shall publish a list of required residual solvents to be tested for and their action limits.
(8) A laboratory shall maintain
any marihuana samples for at least 30 calendar days after test
completion and dispose of destroy the resulting waste in
accordance with R 420.209.
(9) Potency shall include the following cannabinoid concentrations listed in subdivisions (a) to (f) of this subrule, subject to subdivisions (g) and (h) of this subrule:
(a) Total THC concentration.
(b) THC-A concentration.
M total delta-9 THC = M delta-9 THC + 0.877 x M
delta-9 THC-A. Σ Delta 7-11 THC + Σ ((Delta 7-11 THCA) x 0.877)=Total
THC
(d) Total CBD concentration.
(e) CBD-A concentration.
(f) Total CBD. The following calculation must be used for calculating Total CBD, where M is the mass or mass fraction of CBD and CBD-A:
M total CBD = M CBD + 0.877 x M CBD-A.
(g) For marihuana and marihuana concentrates, total THC and total CBD must be reported in percentages.
(h) For marihuana infused products, potency must
be reported as milligrams of Delta-9-THC and CBD in milligrams (mg)
per serving under MRTMA and in milligrams (mg) per dose under MMFLA.
(10) The agency shall publish a list of action limits for
the required safety tests in subrule (3) of this rule, except for potency. A
marihuana sample with a value that exceeds the published action limit is considered
to be a failed sample. A marihuana sample that is at or below the action
limit is considered to be a passing sample.
(11) For the purposes of chemical
residue testing and target analyte testing, the agency shall publish a
list of quantification levels. Any result that exceeds the action limit is a
failed sample.
(12) If a sample provided to a laboratory pursuant to this rule and R 420.304 passes the safety tests required under subrule (3) of this rule, the laboratory shall enter the information in the statewide monitoring system of passed test results within 3 business days of test completion. Passed test results must be in the statewide monitoring system for a batch to be released for immediate processing, packaging, and labeling for transfer or sale in accordance with the acts and these rules.
(13) A laboratory shall enter the results into the
statewide monitoring system and file with the agency within 3 business days of
test completion.
(14) The agency shall establish a proficiency testing
program and designate laboratory participation. All laboratories must
shall participate in the proficiency testing program established
by the agency. A laboratory shall analyze proficiency test samples from
any ISO 17043 accredited vendor on an annual basis unless the agency requests
additional testing. All testing must use using the same procedures
with the same number of replicates analyses, standards, testing
analysts, and equipment as used for marihuana product testing. A laboratory
shall successfully analyze a 1 set of proficiency testing samples
for all required analytes not less than annually. A laboratory shall
have annual all proficiency testing results submitted
directly to the agency from the proficiency testing vendor for review. The
agency will not accept copies. All failed proficiency tests must include
corrective action documentation and must be repeated until the laboratory obtains
an additional acceptable result for all analytes proficiency
test. Proficiency tests must be externally graded and results must be reported
conveyed as numerically and not as pass or fail results for all
quantitative methods. accuracy percentages, not simply as PASS/FAIL
results. Actual PASS/FAIL results must be calculated based on accuracy
thresholds generated by reproducibility studies specific to each assay.
(15) The agency shall take immediate disciplinary action against any laboratory that falsifies records or does not comply with the provisions of this rule, including sanctions or fines, or both.
(16) A laboratory shall not do any of the following:
(a) Desiccate samples.
(b) Pre-test samples.
(c) Cherry pick, which means testing specific material from a batch. All sample increments must have the same chances of being selected.
(d) Manipulate samples in any way that would decrease or otherwise mask the amount of contaminant in the product.
(17) A laboratory shall comply with random quality
assurance compliance checks upon at the request of the
agency. The agency or its authorized agents may collect a random sample of a
marihuana product from a laboratory or designate another laboratory to collect
a random sample of a marihuana product in a secure manner to test that sample
for compliance pursuant to these rules.
(18) A laboratory may perform terpene analysis on a marihuana product by a method approved by the agency, and the method must be accredited on the same frequency as all required safety tests. There are no established safety standards for this analysis.
(19) A laboratory shall comply with investigations to ensure the health and safety of the public. At the request of the agency, a laboratory may be requested to perform testing as part of an investigation.
(20) Under the medical marihuana facilities licensing
act, tThe agency may request mycotoxin testing. A marihuana sample
with a value that exceeds the published acceptable level is considered to be
a failed sample. A marihuana sample that is below the acceptable value is considered
to be a passing sample.
(21) A laboratory shall have a policy or procedure in place for handling and reporting any potentially hazardous contaminants that may be encountered during routine testing. A laboratory shall notify the agency if a test batch is found to contain levels of a contaminant that could be injurious to human health.
(22) Marihuana-infused products found to contain Salmonella spp. or Shiga toxin producing E. coli (STEC) must be reported to the agency immediately.
R 420.305a Validations.
Rule 5a. (1) All validations must be submitted to the agency for approval with an acceptable proficiency test that meets the standards in R 420.305(14), where all required analytes are shown to have passed.
(2) Laboratories shall use microbial testing methodologies for the required safety tests in R 420.305 that are validated by an independent third party and may be monitored on an ongoing basis by the agency. In the absence of published, peer reviewed, validated cannabis methods, Appendix J of Official Methods of Analysis authored by the Association of Official Analytical Collaboration must be published in full with guidance from the cannabis standard method performance requirements where available. The agency shall approve the validated methodology used by the laboratory and confirm that it produces scientifically accurate results for each safety test it conducts.
(a) All validations must be submitted to the agency for approval with an acceptable and graded external proficiency test by a third party, where all required analytes are shown to have passed.
(b) Validation protocols should perform inoculation of marihuana matrices with live organisms where feasible to ensure that both extraction and detection for the assay are tested. To further test the accuracy of the assay, probability of detection (POD) analyses, inclusivity, exclusivity, lot-to-lot stability, and robustness studies must be included in the validation studies.
(c) Methods adopted from a matrix specific standard method, inclusivity and exclusivity do not require a comprehensive reassessment, provided that there were no modifications to the methods, including, but not limited to, all of the following:
(i) Referenced media.
(ii) Primers.
(iii) Probes.
(iv) Antibodies.
(v) Critical chemistries that were not modified.
(d) Microbial methods must include environmental monitoring and quality control of all buffers, media, primers, and incubators.
R 420.305b Quality assurance and quality control.
Rule 5b. (1) A laboratory must have a procedure for monitoring the validity of results.
(2) This monitoring must occur on an ongoing basis and be reviewed by the laboratory manager. The monitoring must include all of the following:
(a) Use of reference materials or quality control materials.
(b) A functional check or checks of measuring and testing equipment.
(c) Use of working standards and verification with control charts, where applicable.
(d) Intermediate checks on measuring equipment.
(e) Review of reported results.
(f) Intra-laboratory comparisons, which involve proficiency testing.
(3) A laboratory shall adhere to all required quality control procedures specified in the reference method or methods to ensure that routinely generated analytical data is scientifically valid and defensible and is of known and acceptable precision and accuracy.
(4) A laboratory shall have a written quality assurance manual that includes, but is not limited to, all of the following items:
(a) Laboratory organization and responsibilities.
(c) Field sampling procedures.
(d) Instrument and equipment preventative maintenance and calibration procedures.
(e) Data reduction, validation, reporting, and verification.
(f) Identification of laboratory errors, customer complaints, and corrective actions.
(5) A laboratory shall prepare a written description of its quality control activities, included as part of a quality control manual. All of the following items must be addressed in the quality control manual:
(a) Daily, weekly, monthly, and annual requirements.
(b) An analytical testing batch, which is defined as not more than 20 samples.
(c) All analytical testing runs must be bracketed with quality controls.
(6) Quality control acceptance criteria must be published by the agency and be followed. If the method acceptance criteria are more stringent, then the method acceptance criteria is required.
(7) A laboratory shall have standard operating procedures for all sampling and testing performed.
(8) All standard operating procedures for the required safety tests in R 420.305 and for sampling and testing of marihuana and marihuana products that conform to ISO/IEC 17025:2017 standards, Good Laboratory Practices, shall be approved by the agency prior to the performance of any safety tests.
(9) A laboratory shall maintain a quality control and quality assurance program that conforms to Good Laboratory Practices and ISO/IEC 17025:2017 standards and meets the requirements established by the agency.
R 420.306 Testing marihuana product after failed initial safety testing and remediation.
Rule 6. (1) A laboratory may test marihuana product that has failed initial safety testing, except as indicated under subrule (3) of this rule.
(2) A failed marihuana product must pass 2 separate tests with new samples consecutively to be eligible to proceed to sale or transfer.
(3) Products that failed testing for Aspergillus are ineligible for remediation.
(34) The agency may publish a remediation
protocol including, but not limited to, the sale or transfer of marihuana
product after a failed safety test as provided in these rules.
(45) The marihuana business that provided
the sample is responsible for all costs involved in a retest.
R 420.307 Research and development testing.
Rule 7. (1) As used in this rule, “research and development testing” means optional testing performed before final compliance testing.
(2) Except for R 420.304(2)(b), when performing research and development testing, the laboratory must comply with these rules.
(3) Punitive action shall not be taken against a marihuana business for conducting research and development testing when permitted.
(4) The agency may publish guidance for research and development testing that must be followed by all marihuana businesses.
(5) All research and development testing must be entered into the statewide monitoring system.
(6) Marihuana that has undergone only research and development testing is not eligible for transfer by a cultivator to a producer under the allowances listed in R 420.303(6).
(7) Research and development testing is prohibited after compliance testing has been completed.