As of October 7, 2026, THCP is illegal to sell at retail in Connecticut. THCP illegal - scheduled / named ban. Listed as controlled substance, effective 2024-10-01.
Verified October 7, 2026 (manual) · confidence: confirmedC.G.S. 21a-240(59) THC "salts, isomers" + the synthetic/manufactured cannabinoid framework capture THCP as marijuana. Cannabis channel only.
THC means tetrahydrocannabinol, including ... salts, isomers and salts of isomers ... regardless of the source (C.G.S. 21a-240(59))
No citation on file for this row yet.
Among Connecticut's 3 neighbors, Massachusetts, New York and Rhode Island are illegal, the same posture as Connecticut.
Open the interactive map · Every compound in Connecticut
Federal gray area. THCP - federally unnamed; control theory is a definitional stretch of the tetrahydrocannabinols class onto a homolog, untested; excluded by Federal detail
6 instruments on file for this compound's framework in Connecticut; 0 of 0 citations above are official sources. Each text carries its source and a fingerprint that changes when the law does.
d90038b9489d866eConn. Gen. Stat. 21a-240(62) (as amended by P.A. 24-76): 'Synthetic cannabinoid' (A) means any substance converted, by a chemical process, to create a cannabinoid or cannabinoid-like substance that (i) has structural features which allow interaction with at least one of the known cannabinoid-specific receptors, or (ii) has any physiological or psychotropic response on at least one cannabinoid-specific receptor, (B) includes, but is not limited to, hexahydrocannabinol (HHC and HXC) and hydrox4phc (PHC), and (C) does not include any manufactured cannabinoid. Conn. Gen. Stat. 21a-420k(v): No manufacturer hemp product offered for sale in this state, or to a consumer in this state, shall contain any synthetic cannabinoid, as defined in section 21a-240, as amended by this act. P.A. 24-115 Sec. amending Conn. Gen. Stat. 21a-243(j): Notwithstanding the provisions of subsection (c) of this section, the Commissioner of Consumer Protection shall designate the following substances, by whatever official, common, usual, chemical or trade name designation, as controlled substances in schedule I of the controlled substances scheduling regulations: (1) Mephedrone (4-methylmethcathinone); (2) Synthetic cannabinoids; and (3) MDPV (3,4-methyenedioxypyrovalerone). P.A. 24-115 Sec. 6(f): Synthetic cannabinoids, as defined in section 21a-240, as amended by this act, are prohibited in cannabis, and no synthetic cannabinoid may be sold at any cannabis establishment.
3292f002f3ff0230(63) "High-THC hemp product" (A) prior to October 1, 2024, means a manufacturer hemp product, as defined in section 22-61l, that has, or is advertised, labeled or offered for sale as having, total THC that exceeds: (i) For a hemp edible, hemp topical or hemp transdermal patch (I) one milligram on a per-serving basis, or (II) five milligrams on a per-container basis; (ii) for a hemp tincture, including, but not limited to, oil intended for ingestion by swallowing, buccal administration or sublingual absorption (I) one milligram on a per-serving basis, or (II) twenty-five milligrams on a per-container basis; (iii) for a hemp concentrate or extract, including, but not limited to, a vape oil, wax or shatter, twenty-five milligrams on a per-container basis; or (iv) for a manufacturer hemp product not described in subparagraph (A)(i), (A)(ii) or (A)(iii) of this subdivision, (I) one milligram on a per-serving basis, (II) five milligrams on a per-container basis, or (III) three-tenths per cent on a dry-weight basis for cannabis flower or cannabis trim, (B) on and after October 1, 2024, means a manufacturer hemp product, as defined in section 22-61l that has, or is advertised, labeled or offered for sale as having, total THC that exceeds (i) one milligram per serving with up to five milligrams per-container, or (ii) three-tenths per cent on a dry-weight basis for cannabis flower or cannabis trim, and (C) does not include an infused beverage, as defined in section 26 of public act 24-76. As used in this subdivision, "container" means an object that is offered, intended for sale or sold to a consumer and directly contains a high-THC hemp product, and does not include an object or packaging that indirectly contains, or contains in bulk for transportation purposes, a high-THC hemp product.
7e49f051710513dcThe following words and phrases, as used in this chapter, shall have the following meanings, unless the context otherwise requires: (7) "Cannabis-type substances" include all parts of any plant, or species of the genus cannabis or any infra specific taxon thereof whether growing or not; the resin extracted from any part of such a plant; and every compound, manufacture, salt, derivative, mixture or preparation of such plant, or its resin; but shall not include the mature stalks of such plant, fiber produced from such stalks, oil or cake made from the seeds of such plant, any other compound, manufacture, salt, derivative, mixture or preparation of such mature stalks, except the resin extracted therefrom, fiber, oil or cake, the seed of such plant, or hemp, as defined in 7 USC 1639o, as amended from time to time. Included are cannabinon, cannabinol, cannabidiol and chemical compounds which are similar to cannabinon, cannabinol or cannabidiol in chemical structure or which are similar thereto in physiological effect, and which show a like potential for abuse, which are controlled substances under this chapter unless derived from hemp, as defined in section 22-61l. (28) "Manufacture" means the production, preparation, cultivation, growing, propagation, compounding, conversion or processing of a controlled substance, either directly or indirectly by extraction from substances of natural origin, or independently by means of chemical synthesis, or by a combination of extraction and chemical synthesis, and includes any packaging or repackaging of the substance or labeling or relabeling of its container, except that this term does not include the preparation or compounding of a controlled substance by an individual for the individual's own use or the preparation, compounding, packaging or labeling of a controlled substance: (A) By a practitioner as an incident to the practitioner administering or dispensing of a controlled substance in the course of such practitioner's professional practice; or (B) by a practitioner, or by the practitioner's authorized agent under such practitioner's supervision, for the purpose of, or as an incident to, research, teaching or chemical analysis and not for sale. (29) "Marijuana" means all parts of any plant, or species of the genus cannabis or any infra specific taxon thereof, whether growing or not; the resin extracted from any part of the plant; every compound, manufacture, salt, derivative, mixture or preparation of such plant, or its resin; any high-THC hemp product; manufactured cannabinoids; or cannabinon, cannabinol or cannabidiol and chemical compounds which are similar to cannabinon, cannabinol or cannabidiol in chemical structure or which are similar thereto in physiological effect, which are controlled substances under this chapter, except cannabidiol derived from hemp, as defined in section 22-61l, that is not a high-THC hemp product. "Marijuana" does not include: (A) The mature stalks of such plant, fiber produced from such stalks, oil or cake made from the seeds of such plant, any other compound, manufacture, salt, derivative, mixture or preparation of such mature stalks, except the resin extracted from such mature stalks or fiber, oil or cake; (B) the seed of such plant; (C) hemp, as defined in section 22-61l, (i) with a total THC concentration of not more than three-tenths per cent on a dry-weight basis, and (ii) that is not a high-THC hemp product; (D) any substance approved by the federal Food and Drug Administration or successor agency as a drug and reclassified in any schedule of controlled substances or unscheduled by the federal Drug Enforcement Administration or successor agency which is included in the same schedule designated by the federal Drug Enforcement Administration or successor agency; or (E) infused beverages, as defined in section 26 of public act 24-76. (59) "THC" means tetrahydrocannabinol, including, but not limited to, delta-7, delta-8-tetrahydrocannabinol, delta-9-tetrahydrocannabinol and delta-10-tetrahydrocannabinol, and any material, compound, mixture or preparation which contain their salts, isomers and salts of isomers, whenever the existence of such salts, isomers and salts of isomers is possible within the specific chemical designation, regardless of the source, except: (A) Dronabinol substituted in sesame oil and encapsulated in a soft gelatin capsule in a federal Food and Drug Administration or successor agency approved product; or (B) any tetrahydrocannabinol product that has been approved by the federal Food and Drug Administration or successor agency to have a medical use and reclassified in any schedule of controlled substances or unscheduled by the federal Drug Enforcement Administration or successor agency. (60) "Total THC" means the sum of the percentage by weight of tetrahydrocannabinolic acid, multiplied by eight hundred seventy-seven-thousandths, plus the percentage of weight of THC. (61) "Manufactured cannabinoid" means cannabinoids created by directly converting one cannabinoid to a different cannabinoid through: (A) Application of light or heat; (B) decarboxylation of naturally occurring acidic forms of cannabinoids; or (C) an alternate extraction or conversion process approved by the Department of Consumer Protection and published on the department's Internet web site. (62) "Synthetic cannabinoid" (A) means any substance converted, by a chemical process, to create a cannabinoid or cannabinoid-like substance that (i) has structural features which allow interaction with at least one of the known cannabinoid-specific receptors, or (ii) has any physiological or psychotropic response on at least one cannabinoid-specific receptor, (B) includes, but is not limited to, hexahydrocannabinol (HHC and HXC) and hydrox4phc (PHC), and (C) does not include any manufactured cannabinoid.
5f969cee8dd2ef28(a) As used in this section: (1) "Cannabis establishment" has the same meaning as provided in section 21a-420; (2) "Consumer" has the same meaning as provided in section 21a-420; (3) "Container" (A) means an object that is offered, intended for sale or sold to a consumer and directly contains (i) a manufacturer hemp product, or (ii) a moderate-THC hemp product, and (B) does not include an object or packaging that indirectly contains, or contains in bulk for transportation purposes, (i) a manufacturer hemp product, or (ii) a moderate-THC hemp product; (4) "Manufacturer" has the same meaning as provided in section 22-61l; (5) "Manufacturer hemp product" has the same meaning as provided in section 22-61l; (6) "Moderate-THC hemp product" (A) means a manufacturer hemp product that has total THC, as defined in section 21a-240, of not less than one-half of one milligram, and not more than five milligrams, on a per-container basis, and (B) does not include (i) an infused beverage, as defined in section 21a-425, or (ii) a legacy infused beverage, as defined in section 21a-425; and (7) "Moderate-THC hemp product vendor" means a person that (A) holds a certificate of registration issued by the Commissioner of Consumer Protection pursuant to this section, and (B) is not a cannabis establishment. (b) Beginning on January 1, 2025, no person shall sell or offer to sell, at retail, any moderate-THC hemp product in the state to consumers unless such person is a cannabis establishment or holds a certificate of registration issued by the Commissioner of Consumer Protection pursuant to this section. The provisions of this section shall not apply to the wholesale or commercial distribution of moderate-THC hemp products for resale. (e) No cannabis establishment or moderate-THC hemp product vendor, or agent or employee of a cannabis establishment or moderate-THC hemp product vendor, shall sell a moderate-THC hemp product to any individual who is younger than twenty-one years of age. Prior to selling any moderate-THC hemp product to an individual, the cannabis establishment, moderate-THC hemp product vendor, agent or employee shall first verify the individual's age with a valid government-issued driver's license or identity card to establish that such individual is twenty-one years of age or older. (f) No person shall sell any moderate-THC hemp product intended for human ingestion in packaging that includes more than two containers. (i) Each moderate-THC hemp product container shall prominently display a symbol, in a size of not less than one-half inch by one-half inch and in a format approved by the Commissioner of Consumer Protection, that indicates that such moderate-THC hemp product is not legal or safe for individuals younger than twenty-one years of age. (P.A. 24-76, S. 31; 24-95, S. 4.)
d9f46f5d41aa02ef(a) For the purpose of this section and section 22-61m, the following terms have the same meaning as provided in 7 CFR 990.1, as amended from time to time: "Acceptable hemp THC level", "Agricultural marketing service", "Audit", "Cannabis", "Conviction", "Corrective action plan", "Culpable mental state greater than negligence", "Decarboxylated", "Decarboxylation", "Disposal", "Dry weight basis", "Gas chromatography", "Geospatial location", "Handle", "Liquid chromatography", "Immature plants", "Information sharing system", "Measurement of uncertainty", "Negligence", "Phytocannabinoid", "Postdecarboxylation", "Remediation", "Reverse distributor" and "Total THC". In addition, for the purpose of this section and section 22-61m: (7) "Hemp" has the same meaning as provided in the federal act; (8) "Hemp products" means all manufacturer hemp products and producer hemp products; (13) "Manufacture" means the conversion of the hemp plant into a by-product by means of adding heat, solvents or any method of extraction that modifies the original composition of the plant for the purpose of creating a manufacturer hemp product for commercial or research purposes; (15) "Marijuana" has the same meaning as provided in section 21a-240; (24) "THC" means delta-9-tetrahydrocannabinol; (30) "Manufacturer hemp product" (A) means a commodity manufactured from the hemp plant, for commercial or research purposes, that is intended for human ingestion, inhalation, absorption or other internal consumption, that contains a THC concentration of not more than 0.3 per cent on a dry weight basis or per volume or weight of such manufacturer hemp product, and (B) does not include an infused beverage, as defined in section 26 of public act 24-76; (32) "Producer hemp product" means any of the following produced in this state: Raw hemp product, fiber-based hemp product or animal hemp food product, and each of which contains a THC concentration of not more than 0.3 per cent on a dry weight basis or per volume or weight of such producer hemp product; (f) Any person who sells hemp products shall not be required to be licensed provided such person only engages in: (1) The retail or wholesale sale of hemp or hemp products in which no further producing or manufacturing of the hemp products occurs and the hemp products are acquired from a person authorized under the laws of this state or another state, territory or possession of the United States or another sovereign entity to possess and sell such hemp products; (2) the acquisition of hemp or hemp products for the sole purpose of product distribution for resale; or (3) the retail sale of hemp products that are otherwise authorized under federal or state law.
e0b040f478bf1fae[PA 25-101] Sec. 20, 21a-426(a)(4): ["Hemp flower" means] "the flower, including, but not limited to, any abnormal or immature flower, of hemp" [and excludes leaves and stem]. (a)(7) [Moderate-THC hemp product: total THC] "not less than one-half of one milligram, and not more than five milligrams" [per container]. Sec. 1(b)(1) [Persons who are not moderate-THC vendors or cannabis establishments may sell hemp flower only in person or by delivery; in-person flower must be kept] "behind a sales counter that is inaccessible to consumers" [or in a locked container]. (b)(2) [Age verified] "prior to purchase and upon delivery, with a valid government-issued driver's license or identity card." [OLR summary: sellers may not sell to anyone] "younger than age 21." [Effective October 1, 2025.] [Bracketed spans summarized.]
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