# Thiocarbamate pesticides, liquid, flammable, toxic, flashpoint not less than 23° C · USPS · I, II — Mailing and air-carriage restrictions by item category For Thiocarbamate pesticides, liquid, flammable, toxic, flashpoint not less than 23° C · USPS · I, II, item category is Thiocarbamate pesticides, liquid, flammable, toxic, flashpoint not less than 23° C; carrier is USPS; dot packing group is I, II; restriction type is prohibited; scope is domestic mail (air and surface), recorded from its source on 2026-09-08. - **Item category:** Thiocarbamate pesticides, liquid, flammable, toxic, flashpoint not less than 23° C _(verified: appears in the quote below)_ - **Carrier:** USPS _(our reading, not quoted from the source)_ - **DOT packing group:** I, II _(verified: appears in the quote below)_ - **Restriction type:** prohibited _(our reading, not quoted from the source)_ - **Scope:** domestic mail (air and surface) _(our reading, not quoted from the source)_ - **Conditions:** Hazard class 6.1, UN3005, packing group I, II; domestic mail air: Prohibited; domestic mail surface: Prohibited ## What the source says > Thiocarbamate pesticides, liquid, flammable, toxic, flashpoint not less than 23° C 6.1 UN3005 I, II Prohibited Prohibited ## Source - https://pe.usps.com/cpim/ftp/pubs/pub52/pub52.pdf Last verified: 2026-09-08. Review by: 2027-09-08. Part of [Mailing and air-carriage restrictions by item category](https://referencesource.org/shipping-restrictions-by-class/).