(a) When a tenant vacates a rental unit on the tenant's own initiative or as a result of a notice to vacate for nonpayment of rent, violation of an obligation of the tenant's tenancy, or use of the rental unit for illegal purpose or purposes as determined by a court of competent jurisdiction, the housing provider may elect to increase the amount of rent charged by:
(1) 10% of the current allowable amount of rent charged for the vacant unit, if the previous tenant occupied the unit for 10 years or less; or
(2) 20% of the current allowable amount of rent charged for the vacant unit, if the previous tenant occupied the unit for more than 10 years.
(b) No increase under this section shall be permitted unless the housing accommodation has been registered under § 42-3502.05(f).
(c) No rent increase under subsection (a) may be sought or granted within the 12-month period following the implementation of any rent increase pursuant to § 42-3502.12.
(d) As part of a lease agreement for a new tenancy, the housing provider shall disclose to the tenant on a form published by the Rent Administrator:
(1) The rent charged for the rental unit at the commencement of the tenancy; and
(2) The amount of the increases in the rent charged for the rental unit during the preceding 3 years, including the basis for each rent adjustment.