Authority: The Real Property Tax Appeals Commission Establishment Act of 2010, effective April 8, 2011 (D.C. Law 18-363; D.C. Official Code § 47-825.01a(b)(2) (2012 Supp.)); as amended by the Real Property Tax Appeals Commission Establishment Act of 2012, effective July 13, 2012 (D.C. Law 19-155; 59 DCR 5590). Source: Final Rulemaking published at 45 DCR 24, 33 (January 2, 1998); as amended by Final Rulemaking published at 60 DCR 9888 (July 5, 2013).District of Columbia, Office of the Secretary