# Explosives — Postal shipping restrictions by item category

For Explosives, carrier is USPS; restriction type is prohibited; scope is domestic; conditions is Completely forbidden in the U.S. mail, recorded from its source on 2026-08-03.

- **Item category:** Explosives
- **Carrier:** USPS _(our reading, not quoted from the source)_
- **Restriction type:** prohibited _(our reading, not quoted from the source)_
- **Scope:** domestic _(our reading, not quoted from the source)_
- **Conditions:** Completely forbidden in the U.S. mail _(unconfirmed — we could not tie this to the quote below)_

## What the source says

> an't send these items in the U.S. mail: Air Bags Ammunition Explosives Gasoline Liquid Mercury Marijuana (medical or otherwise); hemp/CBD is allowed, but restricted Domestically Restricted Items You can send the following items if you follow all the rules and restrictions. See a more complete list in <https://pe.usps.com/text/pub52/index.htm> USPS Publicatio

## Sources disagree

More than one authority states this, and they do not state the same
thing. Both are reproduced with the source each came from.

### Scope

usps.com says scope is **domestic**, as of 2026-08-03.

> an't send these items in the U.S. mail: Air Bags Ammunition Explosives Gasoline Liquid Mercury Marijuana (medical or otherwise); hemp/CBD is allowed, but restricted Domestically Restricted Items You can send the following items if you follow all the rules and restrictions. See a more complete list in <https://pe.usps.com/text/pub52/index.htm> USPS Publicatio

Source: https://www.usps.com/ship/shipping-restrictions.htm

ecommercebytes.com says scope is **all mail**, as of 2026-08-04.

> Note the USPS never allows explosives or metal mercury (such as mercury thermometers, mercury barometers, mercury blood pressure monitors) to be mailed.

Source: https://www.ecommercebytes.com/2026/07/05/new-usps-noncompliance-fee-could-take-sellers-by-surprise/


### Conditions

usps.com says conditions is **Completely forbidden in the U.S. mail**, as of 2026-08-03.

> an't send these items in the U.S. mail: Air Bags Ammunition Explosives Gasoline Liquid Mercury Marijuana (medical or otherwise); hemp/CBD is allowed, but restricted Domestically Restricted Items You can send the following items if you follow all the rules and restrictions. See a more complete list in <https://pe.usps.com/text/pub52/index.htm> USPS Publicatio

Source: https://www.usps.com/ship/shipping-restrictions.htm

ecommercebytes.com says conditions is **USPS never allows explosives to be mailed**, as of 2026-08-04.

> Note the USPS never allows explosives or metal mercury (such as mercury thermometers, mercury barometers, mercury blood pressure monitors) to be mailed.

Source: https://www.ecommercebytes.com/2026/07/05/new-usps-noncompliance-fee-could-take-sellers-by-surprise/


## Source

- https://www.usps.com/ship/shipping-restrictions.htm
- https://www.ecommercebytes.com/2026/07/05/new-usps-noncompliance-fee-could-take-sellers-by-surprise/

Last verified: 2026-08-03. Review by: 2027-08-03.
Part of [Postal shipping restrictions by item category](https://referencesource.org/shipping-restrictions-by-class/).