D.C. Mun. Regs. tit. 15, r. 15-1504
After the date of notification of review, the Commission shall schedule a date on which a formal hearing regarding the application shall be held.
A formal hearing shall be governed by §§ 120, 127 and 132 through 138 of Chapter 1 of this title relating to formal hearings, unless otherwise ordered by the Commission.
Certificates shall not become valid until the expiration of thirty (30) days after issuance, or upon a final Commission decision or opinion on reconsideration, whichever is later. A Certificate may be revoked or modified by the Commission as a result of reconsideration or appeal.
The Commission may establish any conditions to the approval of a Certificate as it deems appropriate. If any condition has an expiration date, it shall be specified in the Certificate.
If the Commission finds that there has been a violation of a condition under which a Certificate was issued, it may nullify, rescind, or suspend the Certificate as it deems appropriate, in the manner specified in § 1508.
D.C. Mun. Regs. tit. 15, r. 15-1504