CFR > Title 14 - Aeronautics and Space > CHAPTER II—OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS) > SUBCHAPTER B—PROCEDURAL REGULATIONS (parts 300 to 331) > PART 302—RULES OF PRACTICE IN PROCEEDINGS > SUBPART C—Rules Applicable to Exemption and Certain Other Proceedings (§302.301 to §302.311) > 302.310—Exemptions on the Department's initiative.