As of October 31, 2026, there is no 5-MAPB ban in Missouri; 5-MAPB is legal to sell at retail (Unscheduled at state level; analogue definition dormant (fentanyl-only offense)), and no pending ban or effective date is on file.
Compound Analytics. “Is 5-MAPB Banned in Missouri? No, Legal (2026).” Compound Laws, https://compoundlaws.com/bans/5-mapb/missouri/. Accessed November 13, 2026.
Compound Laws, published by Compound Analytics, reports the record: statutes verbatim, official citations, enforcement facts and verification dates. Nothing here is legal advice and nothing here describes how to get around a law. A jurisdiction with no verified row is reported as not yet verified, never as legal. Found an error? Corrections policy.