3902.1 Upon receipt of a petition or initiation of another proceeding, the Rent Administrator shall assign a case number to it, using the following prefixes:

	DOCUMENT	PREFIX
(a)	Tenant Petitions	TP
(b)	Hardship Petitions	HP
(c)	Capital Improvement Petitions	CI
(d)	Substantial Rehabilitation Petitions	SR
(e)	Petitions for Changes in Related Services and Facilities	SF
(f)	Voluntary Agreements	VA
(g)	Show Cause Orders	SC
(h)	Non-compliance Notices	NCN
(i)	Notices to Vacate	NV
(j)	Charitable Exclusions	CE
(k)	Elderly or Disability Status	ED

3902.2 The Rent Administrator shall enter the date of receipt of each petition in a docket, which shall list the petition number and the address of the affected housing accommodation or rental unit.

3902.3 In the case of a petition filed by a housing provider, the housing provider shall provide copies of the petition and postage-paid envelopes for the notification of tenants in accordance with the rules of the Office of Administrative Hearings, 1 DCMR § 2923, as well as any additional copies or envelopes that the Rent Administrator may request in the case of a hardship petition or voluntary agreement.

SOURCE: Notice of Final Rulemaking published at 33 DCR 1336, 1352-53 (March 7, 1986); as amended by Final Rulemaking published at 68 DCR 012634 (December 3, 2021).