49 C.F.R. § 381.220 How long will it take the agency to respond to my request for a waiver?
Title 49 - Transportation
You should receive a response from the agency within 60 calendar days from the date the Administrator receives your request. However, depending on the complexity of the issues discussed in your application, and the availability of staff to review the material, a final decision may take up to 120 days.
Title 49: Transportation
PART 381—WAIVERS, EXEMPTIONS, AND PILOT PROGRAMS
Subpart B—Procedures for Requesting Waivers
§ 381.220 How long will it take the agency to respond to my request for a waiver?