Alabama
Split-board model; commercial and industrial work regulated at $100,000 threshold.
Arkansas
Single licensing board; commercial construction regulated at $50,000 threshold.
Delaware
All construction, alteration, or repair requires a state contractor license — no dollar threshold.
Florida
Dual state and local licensing; commercial, residential, and public works all regulated.
Georgia
State-level licensing for specialty trades (HVAC, electrical, plumbing, low voltage, utility, medical gas); general contractors unregulated at state level.
Kentucky
Trade-specific licensing at state level (plumbing, HVAC, electrical, elevator, LP gas, boiler, fire protection); no general contractor license.
Louisiana
Separate boards for general contractors and specialty trades; commercial threshold at $50,000.
Maryland
State-level licensing limited to home improvement contractors and plumbers.
Mississippi
Single licensing board; commercial contractors (general or sub) regulated above $50,000.
North Carolina
Comprehensive state-level regulation of commercial, residential, and public works construction.
Oklahoma
State regulates electrical, plumbing, mechanical, and roofing; no general contractor license at state level.
South Carolina
General and mechanical work regulated at a low $10,000 threshold.
Tennessee
Tiered licensing system with four levels based on work type and contract value.
Texas
Specialty-only licensing (HVAC, fire sprinkler, plumbing, electrical, elevator); no state general contractor license.
Virginia
Contractor licenses issued to business entities for work exceeding $1,000 — one of the lowest thresholds nationally.
West Virginia
Commercial construction regulated at $25,000 threshold including materials and labor.