Green Building Code
Building Safety
CALGreen and equivalent state green building codes, plus reach codes that go further (electric-only new construction, EV-readiness, low-VOC materials).
How Green Building Code Rules Differ by Place
Washington, DC: Washington DC Green Building Code
Heavy RestrictionsWashington, D.C. requires new construction and major renovations of privately-owned buildings over 50,000 square feet to achieve LEED certification and submit a green building…
Somerville, MA: Somerville Fossil Fuel Free Building Rules
Heavy RestrictionsNew construction and major renovations in Somerville must go fossil fuel-free under the city's Specialized Energy Code. Code of Ordinances §6-94(a) bars the IECC's 'Zero Energy…
Irving, TX: Irving Green Building Standards for Multifamily
Heavy RestrictionsIrving imposes enhanced green-building performance standards on new multifamily and mixed-use residential development under Section 8B-30, requiring at least ten percent better energy…
Gilbert, AZ: Gilbert Green Construction Code Standard
Few RestrictionsGilbert has adopted a green building standard, but it is optional. Code of Gilbert Sec. 10-40 adopts the "International Green Construction Code 2018 Edition" by reference, stating it…
Glendale, AZ: Glendale Green Construction Code Is Voluntary
Few RestrictionsGlendale adopted the 2024 International Green Construction Code as Sec. 9-26 of its municipal code, but the city made every substantive requirement in the code optional. Compliance is…
Maricopa County, AZ: Maricopa County Green Building Code Status
Few RestrictionsUnincorporated Maricopa County has adopted the International Green Construction Code, but only as a voluntary standard: the Local Additions and Addenda make clear no builder has to…
Cities & Counties with Green Building Code Rules
248 locations
Arizona
District of Columbia
Florida
Massachusetts
Other Building Safety Topics
Lead Paint
Local lead-paint rules for older housing, hazard abatement orders, inspection triggers, and how local requirements sit alongside the federal disclosure and RRP rules.
Elevator Maintenance
Inspection schedules, maintenance requirements, and safety certifications for residential and commercial elevators and escalators.
Scaffold & Sidewalk Shed
When scaffolding or sidewalk sheds are required on building facades, how long they can remain, and maintenance and lighting requirements.
Fire Sprinkler Requirements
When residential and commercial buildings must install fire sprinkler systems, including new-construction triggers and major-renovation thresholds.
Childcare Center Rules
Building safety standards specific to family childcare homes and centers, including egress, sprinklers, lead and asbestos clearances, and outdoor play standards.
Door Locking Hardware
Code requirements for emergency-egress door hardware, including thumb-turn locks, panic bars, and one-action egress required by the building code.
Anti-Mansionization
Floor-area-ratio (FAR) and bulk limits added to single-family zones to prevent oversized rebuilds, including LA's Baseline Mansionization Ordinance updates.
Carbon Monoxide Detectors
Where CO detectors are required (typically near sleeping areas in homes with fuel-burning appliances or attached garages), and seller/landlord deadlines.
Building Permits
When a building permit is required, new work, renovations, reroofing, decks, the small-project exemptions, and what unpermitted work costs when it surfaces at sale or inspection.
Electrical Permits
Which electrical work (panel upgrades, EV chargers, solar inverters, sub-panels) requires a licensed-electrician permit vs. an owner-builder permit.
Plumbing Permits
Which plumbing work (water heaters, sewer-line replacement, repipe, gas-line) requires a permit, and which minor repairs are typically exempt.
Building Inspections
Required inspection types (rough framing, electrical, plumbing, final), how to schedule, what inspectors look for, and how to handle a failed inspection.