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Green Building Code›Chapter 4 — RESIDENTIAL MANDATORY MEASURES›Division 4.1 — PLANNING AND DESIGN

San Francisco County Municipal Code § 4.104 Replace this section as follows

San Francisco County Municipal Code · 2026-09 edition · updated 2026-10-04 · San Francisco County

Cite as: San Francisco County Municipal Code § 4.104 · Text as of 2026-10-04

SECTION 4.104 – [ ← ] HISTORIC PRESERVATION

4.104.1 On-site retention of historical features.

For alterations of buildings determined to be historical resources, after demonstrating

compliance with all applicable codes, including the 2022 California Building Energy Efficiency Standards (Title 24, Part 6) and the 2022

California Historical Building Code (Title 24, Part 8), the minimum points or credits required under this chapter shall be reduced for retention and in-situ reuse or restoration of certain character defining features, as described in Table 4.104A. Retention includes the rehabilitation and repair of character-defining features that conform to the Secretary of the Interior’s Standards for the Treatment of Historic Properties. TABLE 4.104.A SIGNIFICANT HISTORICAL ARCHITECTURAL FEATURES PERCENT RETAINED* ADJUSTMENT TO MINIMUM LEED POINT REQUIREMENT ADJUSTMENT TO MINIMUM GREENPOINTS REQUIREM ENT SIGNIFICANT HISTORICAL ARCHITECTURAL FEATURES PERCENT RETAINED* ADJUSTMENT TO MINIMUM LEED POINT REQUIREMENT ADJUSTMENT TO MINIMUM GREENPOINTS REQUIREM ENT Windows @ principal façade(s) 100% 4 15 Other windows At least 50% 1 3 Other windows 100% 2 6 Exterior doors @ principal façade(s) 100% 1 3 Siding or wall finish @ principal façade(s) 100% 1 4 Trim & casing @ wall openings on principal façade(s) 100% 1 3 Roof cornices or decorative eaves visible from right-of-way 100% 1 3 Sub-cornices, belt courses, water tables, and running trim visible from right-of-way 100% 1 3 Character-defining elements of significant interior spaces 100% 4 15 Other exterior ornamentation (e.g. cartouches, corbels, quoins, etc.) visible from right-of-way 80% 1 3

4.104.2.

Adjustment to Green Credit for Retention of Historic Features. Where the historical resource is a portion of the total project, the

LEED or GreenPoint Rated requirement shall be adjusted to equal the percentage of gross floor area of the historical resource compared to the total project gross floor area.

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