STATE AND CODE
Roofing Regulatory and Code
State licensing, building code, and insurance reform for the roofing industry. Florida AOB, California C-39, Texas non-licensing, and what changes every year.
State Contractor Licensing
3 articles
LICENSE ILLINOIS
Illinois Roofing License: 2026 Requirements, Exam, Cost and Lookup
Illinois roofing license rules for 2026: Limited vs Unlimited, $10,000/$25,000 bond, $125 fee, $248 exam, the 2025 Public Act 104-427 changes, Chicago permits and how to verify a license.
LICENSE TEXAS
Texas Roofing License: Why Texas Doesn't Require One (And What You Need Instead)
Texas does not require a state-issued texas roofing license . Unlike Florida, California, and most other large states, Texas has no Department of Licensing and Regulation (TDLR) credential for roofing contractors. What you actually need to legally roof in Texas is a combination o...
LICENSE CALIFORNIA
California Roofing Contractor License (C-39): 2026 Requirements and Process
A california roofing license is the C-39 Roofing Contractor classification issued by the Contractors State License Board (CSLB) under California Business and Professions Code Section 7000 and following. To get one, you need four years of journey-level roofing experience within th...
Codes and Regulation
8 articles
REGULATORY
Roof Wind Uplift Rating: What FM 1-90, UL 90 and Class H Mean in PSF
By The Roofing Brief Team. Last reviewed: October 2026. A roof wind uplift rating is the uplift pressure, in pounds per square foot (psf), that a tested roof assembly held in a laboratory, not a wind speed. FM 1-90 means the assembly held 90 psf for 60 seconds, UL 580 Class 90 means it survived […]
REGULATORY
OSHA Roof Fall Protection: Anchor Ratings, Setup and the 6-Foot Rule
OSHA roof fall protection anchor requirements come down to one sentence in 29 CFR 1926.502(d)(15): an anchorage must be capable of supporting at least 5,000 pounds per employee attached, or be designed, installed and used under the supervision of a qualified person as part of a complete personal fall arrest system that maintains a safety […]
REGULATORY
Florida Roofing Code: The 25 Percent Rule and Secondary Water Barrier
Florida building code roof requirements come down to two rules that decide most reroof jobs in the state: the 25 percent rule in Section 706.1.1 of the Florida Building Code, Existing Building, and the secondary water barrier that has to go down whenever a roof covering is removed. Both were rewritten after 2022, and a […]
REGULATORY
Roof Snow Load Design: Ground Load to Roof Load Conversion
Roof snow load design requirements start with a number that is not the roof load. The ground snow load (pg) you read off a code map or the ASCE 7 Hazard Tool is a ground measurement. ASCE 7 Chapter 7 converts it to a flat roof snow load with the equation pf = 0.7 Ce […]
REGULATORY
Miami-Dade NOA for Roofing: What Approval Actually Covers
A Miami-Dade NOA roofing approval is a Notice of Acceptance issued by the Miami-Dade County Product Control Section that clears one specific roofing product or assembly, built exactly as it was tested, for use in the High Velocity Hurricane Zone. It is not a quality medal. It is a dated, expiring, jurisdiction-bound instrument with a […]
REGULATORY
IRC Roof Deck Fastening: Nailing Patterns and Uplift Rules
IRC roof deck fastening requirements sit in Table R602.3(1), the fastener schedule in the wall construction chapter, not in Chapter 9 where most people go looking for roofing rules. For wood structural panel roof sheathing, the 2021 IRC calls for 8d common nails (2 1/2 inches by 0.131 inch) or RSRS-01 ring shank nails (2 […]
REGULATORY
ASTM D3161 vs D7158: Shingle Wind Ratings Compared
ASTM D3161 and ASTM D7158 both produce a shingle wind rating, but they are not interchangeable and their class letters sit on completely different scales. D3161 is a fan-induced test that blows air across a mounted deck and awards Class A, D or F at 60, 90 or 110 mph. D7158 is an uplift-force calculation […]
INDUSTRY REPORTS
The 2026 State Roofing Code and Licensing Report: All 50 States Compiled
The state roofing code licensing report 2026 from The Roofing Brief Research Team compiles, for all 50 US states and the District of Columbia, the contractor-licensing authority, the roofing-specific license class where one exists, bond and continuing-education requirements, the ...
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