# hemp and hemp-based products including CBD — Postal shipping restrictions by item category

For hemp and hemp-based products including CBD, carrier is USPS; restriction type is restricted; scope is domestic mail only - prohibited in international mail; conditions is Hemp and hemp-based products with THC concentration not exceeding 0.3 percent are permitted domestically only when mailer complies with all applicable federal, state, and local laws; prohibited in all international mail including APO/FPO/DPO, recorded from its source on 2026-08-04.

- **Item category:** hemp and hemp-based products including CBD _(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 only - prohibited in international mail _(our reading, not quoted from the source)_
- **Conditions:** Hemp and hemp-based products with THC concentration not exceeding 0.3 percent are permitted domestically only when mailer complies with all applicable federal, state, and local laws; prohibited in all international mail including APO/FPO/DPO _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> Hemp and hemp-based products, including cannabidiol (CBD) with the tetrahydrocannabinol (THC) concentration of such hemp (or its derivatives) not exceeding a 0.3 percent limit are permitted to be mailed domestically

## Source

- https://pe.usps.com/text/pub52/pub52c4_020.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/).