Last year, the U.S. Department of Transportation, Office of Special Permits and Approvals instituted changes to the EX application form. The changes can be separated into the following three (3) categories: (i) particle size, (ii) point of contact, and (iii) U.S. Agent.

Particle Size

In addition to the information already required to be disclosed, applications for EX numbers must also include a detailed description of the particle size for any and all metallic chemical compositions listed in the device. This includes specifying the maximum powder weight, maximum propellant per tube and maximum effect per tube.

U.S. Agent

As of April 1, 2007, all foreign companies (with foreign addresses) are required to provide contact information regarding their designated U.S. Agent; including the full name, address, telephone and fax numbers, as well as an email address.

Electronic Filing

EX applications can be file electronically; in fact, electronic filing will likely speed up the processing of your application as it eliminates the need for DOT staff to scan a hard copy into its system (no staples to remove). Electronic filing also automatically provides the DOT with your email address which will further expedite delivery of any results or approval; ironically, the DOT is encouraging you to avoid the USPS. Conveniently, the DOT has established an ‘electronic mailbox’ for filing of fireworks approval applications; it is

It is also recommended that any EX application conform to APA 87-1, and that you refer to the APA Fireworks Approval Application 2/2007, which also be found online at

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