OMB control number

Identification of Explosive Materials

OMB 1140-0055 · DOJ/ATF.

OMB 1140-0055

Marking of explosives enables law enforcement entities to more effectively trace explosives from the manufacturer through the distribution chain, to the end purchaser. This process is used as a tool in criminal enforcement activities.

The latest form for Identification of Explosive Materials expires 2026-04-30 and can be found here.

Latest Forms, Documents, and Supporting Material