### Question
How is the "emergency regulation" defined?


### Answer
The term **emergency regulation** is defined in *49 U.S.C. § 5302* as follows -

> a regulation—


(A) that is effective temporarily before the expiration of the otherwise specified periods of time for public notice and comment under section 5334(b); [1](#5302_1_target) and


(B) prescribed by the Secretary as the result of a finding that a delay in the effective date of the regulation—


(i) would injure seriously an important public interest

#### Citation:
  - *49 U.S.C. § 5302*
  - Heading: **SUBTITLE III-GENERAL AND INTERMODAL PROGRAMS > CHAPTER 53-PUBLIC TRANSPORTATION**

