Mexico mandates full KYC for Bitcoin and crypto transfers by March 2027

Mexico’s finance ministry has amended anti-money laundering rules to require full identity verification for all Bitcoin and crypto transfers beginning March 1, 2027. The framework classifies virtual asset activity as a “vulnerable activity,” forcing providers to implement risk-based customer classification, enhanced due diligence, beneficial ownership checks for entities with 25%+ ownership, and automated suspicious-transaction monitoring by June 1, 2027. The rules significantly tighten compliance versus Mexico’s 2018 Fintech Law and remove the prior reporting threshold that allowed smaller transfers to avoid scrutiny. Market impact is mainly regulatory: the policy raises operating costs and compliance burdens for exchanges, custodians, and other crypto service providers, while potentially reducing anonymity and transaction flexibility in Mexico’s crypto market.