{"brand":"Compound Laws","url":"https://compoundlaws.com/compounds/cbn/colorado/","compound":{"slug":"cbn","name":"CBN (Cannabinol)","same_as":"https://en.wikipedia.org/wiki/Cannabinol"},"jurisdiction":{"code":"CO","name":"Colorado"},"as_of":"2026-10-07","answer":"As of October 7, 2026, CBN (Cannabinol) is legal to sell at retail with restrictions in Colorado. Route decides: natural-extracted CBN is a listed non-intoxicating cannabinoid (restricted-legal); CBD-CONVERTED CBN is named verbatim as a b. The limit is 1.75 mg total THC per serving cap (natural CBN); CBD-converted CBN banned from in-state hemp/retail channel (mg per serving). Controlling source: Colorado SB23-271 signed act (defines 'semi-synthetic cannabinoid' incl. cannabinol-from-CBD verbatim; non-intoxicating cannabinoid list incl. CBN; eff. 2023-05-23).","forms":[{"form":"all","label":"All forms","status":"restricted","state_status":null,"federal_overlay":false,"headline":"Route decides: natural-extracted CBN is a listed non-intoxicating cannabinoid (restricted-legal); CBD-CONVERTED CBN is named verbatim as a b","rule_type":"permanent","tier":"concentration_cap","schedule_class":null,"limit":{"type":"mg_per_serving","value":1.75,"unit":"mg total THC per serving cap (natural CBN); CBD-converted CBN banned from in-state hemp/retail channel"},"effective_date":"2024-01-14","verified_at":"2026-10-07","confidence":"confirmed","verbatim_excerpt":"CRS 44-10-209(2)(b) (SB23-271): '(I) SEMI-SYNTHETIC CANNABINOID MEANS A SUBSTANCE THAT IS CREATED BY A CHEMICAL REACTION THAT CONVERTS ONE CANNABINOID EXTRACTED FROM A CANNABIS PLANT DIRECTLY INTO A DIFFERENT CANNABINOID. (II) SEMI-SYNTHETIC CANNABINOID INCLUDES CANNABINOIDS, SUCH AS CANNABINOL THAT WAS PRODUCED BY THE CONVERSION OF CANNABIDIOL. (III) ... DOES NOT INCLUDE CANNABINOIDS PRODUCED VIA DECARBOXYLATION ... THROUGH THE USE OF HEAT OR LIGHT, WITHOUT THE USE OF CHEMICAL REAGENTS OR CATALYSTS...' -- 6 CCR 1010-24 s 24.9(D): 'The chemical modification, conversion, or synthetic derivation of cannabinoids or other hemp-derived compounds, except for those defined as non-intoxicating cannabinoids, for use as a hemp product or ingredient in a hemp product is prohibited.' -- 6 CCR 1010-24 s 24.4(18)(k): 'Non-intoxicating cannabinoid means: ... k. Cannabinol (CBN);' -- CRS 35-61-101(7): 'Industrial hemp... with a delta-9 tetrahydrocannabinol concentration of no more than three-tenths of one percent on a dry-weight basis.'","excerpt_source_url":"https://content.leg.colorado.gov/sites/default/files/2023a_271_signed.pdf","citations":[{"title":"Colorado SB23-271 signed act (defines 'semi-synthetic cannabinoid' incl. cannabinol-from-CBD verbatim; non-intoxicating cannabinoid list incl. CBN; eff. 2023-05-23)","url":"https://content.leg.colorado.gov/sites/default/files/2023a_271_signed.pdf","pinpoint":null,"publisher":"content.leg.colorado.gov","type":"bill_text","primary":true,"official":true},{"title":"6 CCR 1010-24 CDPHE Colorado Hemp Product and Safe Harbor rules (s 24.4(18)(k) CBN non-intoxicating; s 24.4(27) semi-synthetic incl. CBN-from-CBD; s 24.9(D) chemical-conversion ban; s 24.9(F)-(I) THC caps; s 24.4(25)/24.9(K) export-only safe harbor; eff. 2024-01-14)","url":"https://www.sos.state.co.us/CCR/GenerateRulePdf.do?ruleVersionId=11299&fileName=6+CCR+1010-24","pinpoint":null,"publisher":"sos.state.co.us","type":"regulation","primary":true,"official":true},{"title":"Colorado Revised Statutes 35-61-101(7) (industrial hemp definition, delta-9-only 0.3% dry weight; CRS 2024)","url":"https://content.leg.colorado.gov/sites/default/files/images/olls/crs2024-title-35.pdf","pinpoint":null,"publisher":"content.leg.colorado.gov","type":"statute","primary":true,"official":true},{"title":"Colorado Revised Statutes Title 18, Art. 18, Part 2 (controlled-substance schedules; cannabinol/CBN absent; only 'Tetrahydrocannabinols' at 18-18-203(2)(c); CRS 2024)","url":"https://content.leg.colorado.gov/sites/default/files/images/olls/crs2024-title-18.pdf","pinpoint":null,"publisher":"content.leg.colorado.gov","type":"statute","primary":true,"official":true}],"history":[{"date":"2026-09-23","field":"status","from":"illegal","to":"restricted"},{"date":"2026-09-23","field":"status","from":"restricted","to":"illegal"}]}],"neighbors":[{"code":"AZ","status":"legal"},{"code":"KS","status":"restricted"},{"code":"NE","status":"legal"},{"code":"NM","status":"restricted"},{"code":"OK","status":"legal"},{"code":"UT","status":"restricted"},{"code":"WY","status":"restricted"}],"laws":[{"citation":"6 CCR 1010-24, Sections 24.4 (Definitions), 24.9 (Offenses)","title":"Colorado Hemp Product and Safe Harbor Hemp Product Regulations -- Definitions and Offenses","official_url":"https://www.sos.state.co.us/CCR/GenerateRulePdf.do?ruleVersionId=11299&fileName=6+CCR+1010-24","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-18","text_hash":"6df0325b7c01d14579dbb482753fff4d5dbeaf4395272b9f0349b29b212e8985"},{"citation":"6 CCR 1010-24.4 (Definitions); 6 CCR 1010-24.9 (Offenses)","title":"Colorado Hemp Product and Safe Harbor Hemp Product Regulations -- synthetic cannabinoid definition and prohibition","official_url":"https://www.sos.state.co.us/CCR/GenerateRulePdf.do?ruleVersionId=11299&fileName=6+CCR+1010-24","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-07-19","text_hash":"ef10afe582c23de7e5f6058a6ec41111d9ccfd1c5b8ca4aa0665f6a3ba32f4e2"},{"citation":"C.R.S. 25-5-427 (SB 23-271, Ch. 444)","title":"C.R.S. 25-5-427 (SB 23-271, Ch. 444)","official_url":"https://content.leg.colorado.gov/sites/default/files/documents/2023A/bills/sl/2023a_sl_444.pdf","source_label":"OFFICIAL","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"f2c1c6cfd333ebd6219cc1332d5e95f652b07d28af014c101a7d040a470af0b1"},{"citation":"C.R.S. 25-5-427(2)(d), (4)(b)(I), (8)","title":"C.R.S. 25-5-427(2)(d), (4)(b)(I), (8)","official_url":"https://colorado.public.law/statutes/crs_25-5-427","source_label":"MIRROR","effective_date":null,"retrieved_date":"2026-10-07","text_hash":"ca745b981a16d2406ca116956b7b5f33b182c76b2e3845e31f72f09f0ec6cffa"},{"citation":"C.R.S. 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