Join as a Pro
California Drywall

California drywall contractor license guide

California drywall contractors use CSLB's C-9 Drywall Contractor classification. This guide maps wallboard layout, installation, taping, texture, and finish work to official CSLB materials.

The short answer

California drywall contractors should review CSLB's C-9 Drywall Contractor classification before selling gypsum wall board installation, nonstructural metal framing, taping, texturing, or paint-ready drywall finishing work.

Who this applies to

  • California contractors laying out and installing gypsum wall board or gypsum wall board assemblies should review the C-9 classification.
  • Drywall work can overlap with framing, painting, insulation, water-damage repair, mold remediation, electrical openings, and structural repairs.
  • Homeowners and contractors should verify CSLB license status before drywall installation, major repairs, texture matching, or subcontracting.

Requirement snapshot

Authority California Contractors State License Board
Classification CSLB lists C-9 as Drywall Contractor.
Scope snapshot CSLB says a C-9 contractor lays out and installs gypsum wall board and gypsum wall board assemblies, including nonstructural metal framing members.
Finish scope CSLB says C-9 includes taping and texturing operations, including applying compounds that adhere to wall board to create a continuous smooth or textured surface.
Experience CSLB says applicants generally need at least four full years of journey-level or higher experience in the classification, within the 10 years before filing.
Verification CSLB provides an online license check for contractor licenses and Home Improvement Salesperson registrations.

Practical application path

  1. Read CSLB's C-9 classification page before advertising drywall services.
  2. Confirm whether the planned work is drywall, framing, insulation, paint, water-damage rebuild, mold remediation, or another classification.
  3. Identify the qualifying individual and gather verifiable drywall experience documentation.
  4. Follow CSLB's application, exam, fingerprinting, bond, and issuance instructions.
  5. Confirm whether permits, moisture remediation, fire-rated assemblies, dust control, or lead/asbestos precautions apply.

Watchouts before you sell the work

  • Drywall work after leaks, fire, mold, or demolition should not be treated as a simple patch without checking the underlying cause.
  • Structural framing, electrical/plumbing openings, insulation, painting, and remediation can involve separate trades or scope limits.
  • Texture matching and paint-ready finishing should be written clearly in quotes so homeowners understand what is included.

Official source links

CSLB C-9 Drywall classification https://www.cslb.ca.gov/about_us/library/licensing_classifications/Licensing_Classifications_Detail.aspx?Class=C-9 CSLB before applying https://www.cslb.ca.gov/contractors/applicants/contractors_license/exam_application/before_applying_for_license.aspx CSLB qualifying experience https://www.cslb.ca.gov/contractors/applicants/contractors_license/exam_application/experience_for_exam.aspx CSLB check a license https://www.cslb.ca.gov/onlineservices/checklicenseII/checklicense.aspx

FAQ

What is the California drywall contractor classification?

CSLB lists drywall contracting under the C-9 Drywall Contractor classification.

Does C-9 include taping and texture?

Yes. CSLB's C-9 description includes taping and texturing operations and applying compounds that adhere to wall board.