D.C. Mun. Regs. tit. 22-B, § 3804
3804.1 Each room in a MHCRF shall have adequate light, and each bedroom having sufficient light for reading (at a minimum one hundred (100) watt bulb).
3804.2 A night light shall be in each bathroom, hallway and offered to residents for use in their sleeping rooms.
3804.3 Each outside entrance shall be lighted.
SOURCE: Final Rulemaking published at 42 DCR 569, 575 (January 27, 1995).