Md. Code Regs. 10.09.67.13
Regulations .13 amended as an emergency provision effective July 1, 1998 (25:16 Md. R. 1261); amended permanently effective January 1, 1999 (25:26 Md. R. 1925)
Regulation .13A amended effective November 6, 2006 (33:22 Md. R. 1732)
Regulation .13D adopted effective February 2, 2004 (31:2 Md. R. 82); recodified to 10.67.06.13 effective 46:22 Md. R. 976, eff. 11/1/2019