# New Mailing Standards for Live Animals

**Action Urgency Score:** 20/100

| Field | Value |
|---|---|
| Agency | Postal Service |
| Type | Proposed rule |
| Action | Proposed rule. |
| Published | 2026-08-06 |
| Comments close | 2026-09-08 |
| Significant | No |
| CFR parts | 39 CFR 111, 39 CFR 211 |
| Summary | The Postal Service proposes revising Publication 52, Hazardous, Restricted, and Perishable Mail (Pub 52), for various package requirements for live animals. This proposal will improve package integrity and container identification for all live animal shipments during processing and handling by prohibiting the reuse of fiberboard containers and requiring individual addressing and sequential numbering for multiple container shipments when bound together in a single shipment. Also, this proposal requires mailers to write the recipient's name and address directly on the packaging of Adult Bird shi |
| Document number | 2026-16016 |

## Why this score


Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/08/06/2026-16016/new-mailing-standards-for-live-animals). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.