# Used health care products (not suspected to contain Category A) — Postal shipping restrictions by item category

For Used health care products (not suspected to contain Category A), carrier is USPS; restriction type is restricted; scope is domestic mail via Priority Mail or Priority Mail Express only; conditions is Mailable with Priority Mail or Priority Mail Express when being returned to manufacturer or manufacturer's designee; must meet specific packaging requirements, recorded from its source on 2026-08-04.

- **Item category:** Used health care products (not suspected to contain Category A) _(unconfirmed — we could not tie this to the quote below)_
- **Carrier:** USPS _(our reading, not quoted from the source)_
- **Restriction type:** restricted _(our reading, not quoted from the source)_
- **Scope:** domestic mail via Priority Mail or Priority Mail Express only _(our reading, not quoted from the source)_
- **Conditions:** Mailable with Priority Mail or Priority Mail Express when being returned to manufacturer or manufacturer's designee; must meet specific packaging requirements _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> a used health care product not suspected to contain an infectious material, or that is known or suspected to contain a Category B infectious substance and is being returned to the manufacturer or manufacturer‘s designee, is mailable with Priority Mail or Priority Mail Express

## Source

- https://pe.usps.com/text/pub52/pub52c3_025.htm

Last verified: 2026-08-04. Review by: 2027-08-04.
Part of [Postal shipping restrictions by item category](https://referencesource.org/shipping-restrictions-by-class/).