Oxygen Gas Generator

A chemical oxygen generator is a device containing compounds that upon activation release oxygen as a product of a chemical reaction. Chemical oxygen generators are found in devices such as passenger service units (PSU) for aircraft and portable breathing equipment.

A chemical oxygen...

Explosives

49 CFR 173.56 specifies the process which must be followed to obtain a DOT approval for the classification of explosives. All explosives must be examined and assigned a shipping description (proper shipping name), classification, and compatibility group by the Engineering and Sciences Division (...

Information For The Designation of a U.S. Agent of Service

Instructions for Designating a U.S. Agent of Service as Required by 49 CFR § 105.40

For any EX approval issued to a non-US resident company, the applicant must designate a U.S. Agent of Service, in accordance with 49 C.F.R. §§ 105.40 and 107.701(a) (5). Information pertaining to the U...

Designated Agent Sample Letter

UN Test Series 6(d)

Special Provision 347 - UN Test Series 6(d) of Part I of the UN Manual of Tests and Criteria, is required for eight UN Numbers- UN0323, UN0366, UN0441, UN0445, UN0455, UN0456, UN0460 and UN0500 for shipments by air (July 1, 2011) or vessel (January 1, 2012). Shipments of the above listed...

Explosives FAQ

Registration FAQ - Mergers Acquisitions and Legal Status Changes

What to do when there is a change in the case of merger or acquisition with Hazmat registration.

Foreign Military Sales (FMS) Guidance

Explosive Test Labs

49 CFR 173.56(b)(1) provides that new explosives must be examined and assigned a recommended shipping description, classification, and compatibility group by a person who has been approved by the Associate Administrator to do so.

The...

Requesting an Approval

Must be sent to:

Associate Administrator for Hazardous Materials SafetyPHMSAU.S. Department of TransportationAttention: PHH-301200 New Jersey Avenue, SE East Building, 2nd FloorWashington, DC 20590-0001