Updated on : 02-02-2025
The Postal Service is amending Publication 52, Hazardous, Restricted, and Perishable Mail (Pub 52 or Publication 52) by adding new section 131 to require specific outer packaging when mailing most hazardous materials (HAZMAT) or dangerous goods (DG), to remove quantity restrictions for nonregulated toxic materials, and to remove the telephone number requirement from the lithium battery mark.>Effective 27 January 2025. Applicable beginning 19 January 2025.90 Federal Register (FR) 8174, 27 January 2025; Title 39 Code of Federal Regulations (CFR) Part 111 and 211 https://www.govinfo.gov/content/pkg/FR-2025-01-27/html/2025-01618.htm https://www.govinfo.gov/content/pkg/FR-2025-01-27/pdf/2025-01618.pdf |