Abatement

Nwanko v. DC Rental Housing Commission [PDF], 542 A.2nd 827 (1988) – Landlord’s failure to give ten-day notification of self-certification of abatement of housing code violations did not invalidate subsequent rent increase taken by landlord absent showing by tenants that property was not in substantial compliance with housing code.

Notice to Landlord

Parreco v. DC Rental Housing Commision [PDF], 885 A.2nd 327(2005) - Tenant’s petition that rent was excessive did not alert landlord to a challenge to the adequacy of the rent increase notice.