Market Basket Index Quarter | Assigned Month | Monthly Index |
Quarter 1 | January | 33 percent of Quarter 4 prior year index plus 67 percent of Quarter 1 index |
Quarter 1 | February | 100 percent of Quarter 1 index |
Quarter 1 | March | 67 percent of Quarter 1 index plus 33 percent of Quarter 2 index |
Quarter 2 | April | 33 percent of Quarter 1 index plus 67 percent of Quarter 2 index |
Quarter 2 | May | 100 percent of Quarter 2 index |
Quarter 2 | June | 67 percent of Quarter 2 index plus 33 percent of Quarter 3 index |
Quarter 3 | July | 33 percent of Quarter 2 index plus 67 percent of Quarter 3 index |
Quarter 3 | August | 100 percent of Quarter 3 index |
Quarter 3 | September | 67 percent of Quarter 3 index plus 33 percent of Quarter 4 index |
Quarter 4 | October | 33 percent of Quarter 3 index plus 67 percent of Quarter 4 index |
Quarter 4 | November | 100 percent of Quarter 4 index |
Quarter 4 | December | 67 percent of Quarter 4 index plus 33 percent of Quarter 1 next year index |
Md. Code Regs. 10.09.10.09
Regulation .09A amended effective September 29, 1976 (3:20 Md. R. 1143)
Regulation .09B amended as an emergency provision effective April 1, 1977 (4:8 Md. R. 631); emergency status extended at 4:17 Md. R. 1291
Regulation .09B, D amended effective January 30, 1976 (3:4 Md. R. 216)
Regulation .09A amended as an emergency provision effective July 1, 1977 (4:15 Md. R. 1143); amended permanently effective October 21, 1977 (4:22 Md. R. 1671)
Regulation .09A amended as an emergency provision effective June 13, 1978 (5:13 Md. R. 1039)
Regulations .09 amended as an emergency provision effective March 15, 1978 (5:9 Md. R. 681)
Regulations .09 amended as an emergency provision effective January 14, 1992 (19:3 Md. R. 299); emergency status expired June 30, 1992
Regulations .09 amended as an emergency provision effective July 1, 1992 (19:14 Md. R. 1272); amended permanently effective November 1, 1992 (19:21 Md. R. 1891)
Regulations .09 amended as an emergency provision effective July 1, 2005 (32:19 Md. R. 1584); emergency status expired August 31, 2005
Regulations .09 amended and new Regulation .09-1 adopted as an emergency provision effective October 1, 1999 (26:23 Md. R. 1775); adopted permanently effective January 9, 2000 (26:27 Md. R. 2015)
Regulations .09 amended as an emergency provision effective December 1, 2001 (29:1 Md. R. 17)
Regulations .09 amended as an emergency provision effective July 1, 1995 (22:15 Md. R. 1114); emergency status expired November 1, 1995; amended permanently effective November 6, 1995 (22:22 Md. R. 1658)
Regulations .09 amended as an emergency provision effective July 1, 1996 (23:15 Md. R. 1081); amended permanently effective November 4, 1996 (23:22 Md. R. 1496)
Regulations .09 amended as an emergency provision effective July 1, 1997 (24:16 Md. R. 1149) (Emergency provisions are temporary and not printed in COMAR)
Regulations .09 amended as an emergency provision effective July 1, 1998 (25:15 Md. R. 1181); amended permanently effective October 19, 1998 (25:21 Md. R. 1574)
Regulations .09 amended as an emergency provision effective July 1, 1999 (26:16 Md. R. 1237 and 26:18 Md. R. 1369); emergency status expired September 30, 1999
Regulations .09E amended as an emergency provision effective January 6, 1994 (21:2 Md. R. 95); emergency status extended at 21:9 Md. R. 744; emergency status expired June 5, 1994
Regulations .09E amended as an emergency provision effective July 1, 1994 (21:16 Md. R. 1379); emergency status expired November 7, 1994
Regulation .09B amended effective July 1, 1993 (20:12 Md. R. 996); October 20, 1997 (24:21 Md. R. 1449)
Regulation .09E amended effective July 1, 1993 (20:12 Md. R. 996); June 6, 1994 (21:11 Md. R. 951); November 7, 1994 (21:22 Md. R. 1876); October 20, 1997 (24:21 Md. R. 1449)
Regulation .09E amended as an emergency provision effective July 1, 2003 (30:15 Md. R. 990); emergency status expired December 31, 2003
Regulation .09E amended effective February 16, 2004 (31:3 Md. R. 207); December 9, 2005 (32:24 Md. R. 1904)
Regulation .09E amended as an emergency provision effective July 1, 2007 (34:15 Md. R. 1345); emergency status extended at 35:3 Md. R. 286; emergency status expired June 24, 2008
Regulation .09E amended as an emergency provision effective April 1, 2008 (35:9 Md. R. 892); emergency status expired September 3, 2008
Regulation .09E amended effective April 6, 2009 (36:7 Md. R. 523); December 27, 2010 (37:26 Md. R. 1787); November 28, 2011 (38:24 Md. R. 1502)
Regulation .09E, F amended effective March 18, 2013 (40:5 Md. R. 411)
Regulation .09E, H amended effective September 22, 2008 35:19 Md. R. 1716)
Regulation .09H adopted effective September 11, 2006 (33:18 Md. R. 1505)
Regulation .09H repealed as an emergency provision effective July 1, 2007 (34:15 Md. R. 1345); emergency status extended at 35:3 Md. R. 286
Regulation .09H repealed as an emergency provision effective April 1, 2008 (35:9 Md. R. 892); emergency status expired September 3, 2008
Regulations .09 amended effective 42:7 Md. R. 567, eff.4/13/2015; amended and recodified from .08-1 effective 45:13 Md. R. 664, eff. 7/2/2018