Future U.S. Hazmat Compliance Dates

October 18, 2019 Compliance with HM-259 (Notification of the Pilot-in-Command and Response to Air Related Petitions for Rulemaking) amendments is required, unless otherwise specified in the final rule. Federal Register
October 18, 2018
November 7, 2019 Compliance with HM-219A (Petitions From Industry to Modify, Clarify, or Eliminate Regulations) amendments is required, unless otherwise specified in the final rule. Federal Register
November 7, 2018
January 1, 2021 Old ORM-D marking may no longer be used; limited quantity marking must be used. 49 CFR 172.316(a)
January 1, 2021 Cylinders, tubes, and UN receptacles must conform to various ISO Standards. 49 CFR 173.301b,
49 CFR 173.303,
49 CFR 178.71