Los Angeles Municipal Code Div. 21 Masonry
Los Angeles Municipal Code · 2026-09 edition · updated 2026-10-04 · Los Angeles
Cite as: Los Angeles Municipal Code Division 21 · Text as of 2026-10-04
(Division Amended by Ord. No. 181,758, Eff. 8/8/11.)
Section
SEC. 91.2100. BASIC PROVISIONS.¶
Chapter 21 of the CBC is adopted by reference with the following exceptions, modifications and additions:
SEC. 91.2113. MASONRY CHIMNEYS.¶
(Amended by Ord. No. 182,850, Eff. 1/3/14.)
Section 2113 of the CBC is adopted by reference, except Section 2113.3 of the CBC is not adopted; and, in lieu, LAMC Subsection 91.2113.3 is added. (Amended by Ord. No. 185,587, Eff. 7/16/18.)
91.2113.3. Seismic Reinforcing. Masonry chimneys shall be constructed, anchored, supported and reinforced as required in this division. In structures assigned to Seismic Design Category C or D, masonry chimneys shall be reinforced and anchored as detailed in CBC Sections 2113.3.1, 2113.3.2 and 2113.4. In structures assigned to Seismic Design Category A or B, reinforcement and seismic anchorage is not required. In structures assigned to Seismic Design Category E or F, masonry chimneys shall be reinforced in accordance with the requirements of CBC Sections 2101 through 2108 and anchored in accordance with CBC Section 2113.4. (Amended by Ord. No. 186,488, Eff. 12/27/19.)
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