Los Angeles Municipal Code Div. 3 Green Building
Los Angeles Municipal Code · 2026-09 edition · updated 2026-10-04 · Los Angeles
Cite as: Los Angeles Municipal Code § 99.03 · Text as of 2026-10-04
SEC. 99.03.300. BASIC PROVISIONS.¶
(Amended by Ord. No. 187,719, Eff. 1/23/23.)
Chapter 3 of the California Green Building Standards Code is adopted by reference except as amended herein.
SEC. 99.03.301. GENERAL.¶
(Amended by Ord. No. 182,849, Eff. 1/3/14.)
99.03.301.1.¶
Scope. (Amended by Ord. No. 185,587, Eff. 7/16/18.) Buildings shall be designed to include the green building measures specified as mandatory in this Code. Voluntary green building measures are also
included in this Code and may be included in the design and construction of structures covered by this Code, but are not required unless they are part of Tier 1 or Tier 2. The checklists in LAMC Table A4.602 and LAMC Table A5.602 are for reference only.
99.03.301.1.1.¶
Additions and Alterations (HCD). (Amended by Ord. No. 185,587, Eff. 7/16/18.) The mandatory provisions of Division 4, Article 9, Chapter IX of the LAMC shall be applied to additions or alterations
of existing residential buildings as specified in LAMC Subsection 99.01.101.3.
EXCEPTION: On and after January 1, 2014, residential buildings undergoing permitted alterations, additions or improvements shall replace noncompliant plumbing fixtures with water-conserving plumbing fixtures. Plumbing fixture replacement is required prior to issuance of a certificate of final completion, certificate of occupancy or final permit approval by the local building Department. See Civil Code Section 1101.1, et seq. for the definition of a noncompliant plumbing fixture, types of residential buildings affected and other important enactment dates.
99.03.301.3.¶
Nonresidential Additions and Alterations (BSC). (Amended by Ord. No. 185,587, Eff. 7/16/18.) The provisions of individual sections of Division 5, Article 9, Chapter IX of the LAMC apply to newly
constructed buildings, building additions, and/or building alterations as specified in LAMC Subsection 99.01.101.3. Code sections relevant to additions and alterations shall only apply to the portions of the building being added or altered within the scope of the permitted work. A code section will be designated by a banner to indicate where the code section only applies to newly constructed buildings [N] or to additions and alterations [AA]. When the code section applies to both, no banner will be used.
SEC. 99.03.303. PHASED PROJECTS.¶
(Amended by Ord. No. 182,849, Eff. 1/3/14.)
99.03.303.1.1.¶
Tenant Improvements. (Amended by Ord. No. 185,587, Eff. 7/16/18.) The provisions of this Code shall apply to the initial tenant or occupant improvements to a project and to any future alteration that
falls under the scope of LAMC Subsection 99.01.101.3.
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