Certification and Notice of Rent Adjustment of General Applicability: 2/24/12 2012 Rent Control CPI – W = 3.6% [PDF] History of Rent Control CPI-W [PDF] 2/24/10 OTA PowerPoint on Agency Rulemaking and DCRA Proposed Rulemaking (Housing Business License) [PDF] 1/1/10 DCRA Proposed Rulemaking on Housing Business Licensing [PDF]