Temporary heating units shall be listed by a testing laboratory approved by the Office of the State Fire Marshal and used in accordance with their listing.
Md. Code Regs. 29.06.07.12
Regulations .12 adopted as an emergency provision effective October 8, 2003 (30:22 Md. R. 1575); adopted permanently effective February 16, 2004 (31:3 Md. R. 209)
Regulation .12 amended effective January 1, 2013 (39:23 Md. R. 1533)