§ 99.03
Los Angeles Building Code — LAMC Chapter IX · 2026-08 edition · updated 2026-09-09 · Los Angeles
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.
DIVISION 4
RESIDENTIAL MANDATORY MEASURES
(Amended by Ord. No. 184,692, Eff. 12/30/16.)
Section 99.04.100 Basic Provisions. 99.04.106
Energy Efficiency
99.04.201 General. 99.04.211 Renewable Energy. 99.04.303 Indoor Water Use. 99.04.304 Outdoor Water Use.
99.04.305 Water Reuse Systems.
99.04.407 Water Resistance and Moisture Management.
99.04.408 Construction Waste Reduction, Disposal and Recycling. 99.04.504 Pollutant Control.
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Ask AI about this code▸Contents — Los Angeles Building Code — LAMC Chapter IX
- Chapter IX
- Chapter IX — BUILDING REGULATIONS
- Division 1
- Division 2
- Division 3
- Division 4
- Division 5
- Division 6
- Division 7
- Division 8
- Division 9
- Division 10
- Division 11
- Division 12
- Division 13
- Division 14
- Division 15
- Division 16
- Division 17
- Division 18
- Division 19
- Division 20
- Division 21
- Division 22
- Division 23
- Division 24
- Division 25
- Division 26
- Division 27
- Division 28
- Division 29
- Division 30
- Division 31
- Division 32
- Division 33
- Division 34
- Division 35
- Division 61
- Division 62
- Division 63
- Division 67
- Division 70
- Division 71
- Division 72
- Division 82
- Division 83
- Division 85
- Division 88
- Division 89
- Division 90
- Division 91
- Division 92
- Division 93
- Division 94
- Division 95
- Division 96
- Division 5 — REGISTRATION
- Division 16A
- Division 17
- Division 18
- Division 19
- Division 20
- Division 21
- Division 17
- Division 18
- Division C
▸Division D
Overview- SEC. 96.300. INTENT.
- SEC. 96.301. DEFINITIONS.
- SEC. 96.302. REPORTS REQUIRED.
- SEC. 96.303. APPLICATION.
- SEC. 96.304. CONTENTS OF REPORTS.
- SEC. 96.305. FEE FOR REPORTS.
- SEC. 96.306. EFFECTIVE PERIOD OF REPORT.
- SEC. 96.307. DELIVERY OF THE REPORT.
- SEC. 96.308. EXCEPTIONS.
- SEC. 96.309. NON-COMPLIANCE NOT TO INVALIDATE SALE OR EXCHANGE…
- SEC. 96.310. EFFECTIVE DATE.
- Article 7
- Article 8