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The foundational electrical safety code adopted by most US jurisdictions governing electrical wiring and equipment installation.

Federal workplace safety standards specifically for the construction industry covering fall protection, scaffolding, excavation, and more.

Federal regulation requiring certification for technicians who handle refrigerants in HVAC systems.

The most widely used green building rating system, certifying the design, construction, and operation of high-performance buildings.

Government-backed program certifying energy-efficient products, homes, and buildings.

The industry-standard score for residential energy efficiency, governed by RESNET.

Professional certifications for home energy auditing and building-performance contracting.

The leading certification for solar PV, energy storage, and clean-energy installers.

Technical standards for HVAC&R design, energy efficiency, and indoor air quality, widely adopted by building codes.

The International Residential Code (IRC) is a model code published by the International Code Council (ICC) that establishes minimum requirements for one- and two-family dwellings and townhouses up to three stories. It is a comprehensive, stand-alone code combining building, plumbing, mechanical, fuel gas, energy conservation, and electrical provisions for residential construction.

The International Building Code (IBC) is a model building code published by the International Code Council (ICC) that establishes minimum requirements to safeguard public health, safety, and welfare in the built environment. It applies to the design, construction, and occupancy of most buildings except detached one- and two-family dwellings and townhouses, which are covered by the IRC.

The International Plumbing Code (IPC) is a model code published by the International Code Council (ICC) that establishes minimum requirements for plumbing systems using prescriptive and performance-related provisions. It sets standards for the design, installation, and inspection of plumbing systems to protect public health, sanitation, and safety.

The International Mechanical Code (IMC) is a model code published by the International Code Council that establishes minimum requirements for mechanical systems using prescriptive and performance-related provisions. It governs the design, installation, and safety of HVAC, ventilation, exhaust, and refrigeration systems in buildings.

The Uniform Plumbing Code (UPC) is a model plumbing code developed and published by IAPMO that sets minimum requirements for the design, installation, and inspection of plumbing systems to protect public health and safety. It is developed through an ANSI-accredited consensus process and is the only U.S. plumbing code designated as an American National Standard.

NFPA 1 (Fire Code) and NFPA 101 (Life Safety Code) are model codes published by the National Fire Protection Association that set requirements for fire prevention, hazard management, and life safety in buildings and structures. They are widely adopted by state and local jurisdictions across the United States and reference more than 130 other NFPA codes and standards.

The OSHA Outreach Training Program offers voluntary 10-hour and 30-hour courses that teach workers to recognize, avoid, abate, and prevent common job-related safety and health hazards. The 10-hour course targets entry-level workers, while the 30-hour course is intended for supervisors and workers with some safety responsibility.

A federal EPA regulation requiring firms and individual renovators to be certified and to follow lead-safe work practices when performing renovation, repair, or painting that disturbs painted surfaces in homes, childcare facilities, and preschools built before 1978. The rule aims to minimize exposure to hazardous lead-based paint dust and reduce childhood lead poisoning.

Federal regulations administered by the Federal Motor Carrier Safety Administration (FMCSA), an agency of the U.S. Department of Transportation, governing the safe operation of commercial motor vehicles (CMVs) and motor carriers. They set requirements for commercial driver's licenses, hours of service, vehicle safety, and motor carrier registration.

The Americans with Disabilities Act (ADA) is a federal civil rights law that prohibits discrimination against people with disabilities. The ADA Standards for Accessible Design, issued by the U.S. Department of Justice, set the minimum technical and scoping requirements for accessible new construction and alterations of facilities covered under Titles II and III.

A training certificate for building and landscape professionals on defending homes against wildfire, run by USGBC California.

NFPA Certified Wildfire Mitigation Specialist (CWMS), issued by NFPA (wildfire).

Who may sign Florida's wind-mitigation verification form that insurers use to price hurricane discounts.

Weatherization Assistance Program workforce certifications (BPI/AEE HEP, QCI), issued by US DOE WAP; state weatherization agencies (energy). WAP Energy Auditor and Quality Control Inspector must hold DOE-recognised (HEP) certifications; EA recertification 30 CEUs over 5-year cycle, QCI 6 CEUs (WAP Memo 126).

BPI credentials used for HOMES/HEAR and WAP (Building Analyst, Building Science Principles, HEP), issued by Building Performance Institute (BPI) (energy). Cited by state programmes: GA, MI, WI, OR, WA, NC (reported), NY (reported).

ASFPM Certified Floodplain Manager (CFM), issued by Association of State Floodplain Managers (ASFPM) (flood).

FEMA EMI NFIP / substantial-damage training (IS-285, IS-1104 etc., E273), issued by FEMA Emergency Management Institute (flood).

Certified FORTIFIED Wise Roofing Contractor (individual), issued by IBHS (wind). Qualifier for FORTIFIED Roofing Company; must hold position of authority

Certified FORTIFIED Home Evaluator, issued by IBHS (wind).

BPI Building Analyst Professional (BA-P) and related BPI certifications, issued by Building Performance Institute (BPI) (energy).

RESNET Certified HERS Rater, issued by RESNET (energy).

NABCEP Board Certified PV Installation Professional (PVIP), issued by NABCEP (energy).

LEED Green Associate / LEED AP (GBCI), issued by GBCI / USGBC (energy).

PHIUS Certified Passive House Consultant (CPHC), issued by PHIUS (energy).

NAHB Certified Green Professional (CGP), issued by NAHB (energy).

Build It Green GreenPoint Rater, issued by Build It Green (energy).

ICC Residential Building Inspector (B1) / Residential Energy Inspector-Plans Examiner (79), issued by International Code Council (energy).

NATE HVAC certification (Ready-to-Work, Core + Specialty), issued by NATE (energy).

FGIA InstallationMasters (window and door installer), issued by FGIA (developed by AAMA) (wind, energy).

IICRC Fire & Smoke Restoration (FSRT) / Smoke and Ash Remediation, issued by IICRC (smoke, wildfire).

FEMA P-1100 retrofit course (6 hr in person / 4 hr online), issued by FEMA Earthquake Program (seismic).

ICC Special Inspector certifications (structural), issued by International Code Council (seismic, wind).

USGBC-CA Wildfire Defense Certificate for Landscape Professionals, issued by USGBC California (wildfire).

NFPA Assessing Structure Ignition Potential from Wildfire (ASIP) training, issued by NFPA (wildfire).

Home Hardening Certification Program for professionals (SB County FSC / Wildfire DefenseWorks), issued by Santa Barbara County Fire Safe Council with Wildfire DefenseWorks (wildfire).

Florida wind-mitigation signer (home inspector 3-hr hurricane course), issued by Florida Construction Industry Licensing Board (approved courses) / DBPR (wind). Home inspectors must complete 3 hrs approved hurricane mitigation training plus exam to sign the 1802 form.