# Magnetized materials — domestic surface transportation — Postal shipping restrictions by item category

For Magnetized materials, item category is Magnetized materials — domestic surface transportation; carrier is USPS; restriction type is allowed; scope is domestic mail via surface transportation; conditions is Magnetized materials are not regulated as hazardous when transported via surface transportation, recorded from its source on 2026-08-04.

- **Item category:** Magnetized materials — domestic surface transportation _(unconfirmed — we could not tie this to the quote below)_
- **Carrier:** USPS _(our reading, not quoted from the source)_
- **Restriction type:** allowed _(our reading, not quoted from the source)_
- **Scope:** domestic mail via surface transportation _(our reading, not quoted from the source)_
- **Conditions:** Magnetized materials are not regulated as hazardous when transported via surface transportation

## What the source says

> Domestic Mail via Surface Transportation: Magnetized materials are not regulated as hazardous when transported via surface transportation.

## Source

- https://pe.usps.com/text/pub52/pub52c3_028.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/).