1. A. In this chapter, the documents set forth in §B of this regulation are adopted.

2. B. In compliance with Business Occupations and Professions Article, §§12-101(p) and 12-205(a), Annotated Code of Maryland, the Board adopts the most recent version of the following Codes as they may be amended, modified, or updated from time to time:

   1. (1) International Mechanical Code (International Code Council, 500 New Jersey Ave., N.W., 6th Floor, Washington, D.C. 20001), which has been incorporated by reference in COMAR 09.12.50.02-1B(5); and
   2. (2) International Residential Code for One- and Two-Family Dwellings (International Code Council, 500 New Jersey Ave., N.W., 6th Floor, Washington, D.C. 20001), which has been incorporated by reference in COMAR 09.12.50.02-1B(4) and 09.12.51.04A(2) except Chapters 1—11 and 25—44.
3. C. The requirements of this chapter do not apply to work areas subject to the Maryland Building Rehabilitation Code as adopted by the Department of Labor under Public Safety Article, §12-1004, Annotated Code of Maryland, except as provided by that Code.

Authority: Business Regulation Article, §§9A-205 and 9A-310(a)(1)(iii), Annotated Code of Maryland

Effective date:

Regulations .01—.03 adopted as an emergency provision effective February 1, 1996 (23:4 Md. R. 267); adopted permanently effective July 1, 1996 (23:13 Md. R. 943)

Regulations .01—.03 amended affective May 18, 1998 (25:10 Md. R. 746); June 25, 2001 (28:12 Md. R. 1106)

Regulation .01 amended effective June 24, 2013 (40:12 Md. R. 1042); April 13, 2026 (53:7 Md. R. 326)

Regulation .01A amended effective December 16, 2019 (46:25 Md. R. 1131)

Regulation .01B amended effective April 12, 2004 (31:7 Md. R. 584)

Regulation .01C adopted as an emergency provision effective October 25, 2001 (28:24 Md. R. 2125); adopted permanently effective March 18, 2002 (29:5 Md. R. 502)

Regulation .02 amended effective June 24, 2013 (40:12 Md. R. 1042)

Regulation .02C, E amended effective December 16, 2019 (46:25 Md. R. 1131)

Regulation .02C, H amended effective April 12, 2004 (31:7 Md. R. 584)

Regulation .02 repealed effective April 13, 2026 (53:7 Md. R. 326)

Regulation .03 amended effective June 24, 2013 (40:12 Md. R. 1042)

Regulation .03A amended effective December 16, 2019 (46:25 Md. R. 1131)

Regulation .03F amended effective April 12, 2004 (31:7 Md. R. 584)

Regulation .03 repealed effective April 13, 2026 (53:7 Md. R. 326)