The California Structural Steel (C-51) contractor license allows you to fabricate and erect structural steel shapes and plates, of any profile, perimeter or cross-section, that are or may be used as structural members for buildings and structures, including the riveting, welding, rigging and metal roofing systems necessary to perform this work.
The CSLB will either issue your license or contact you if they need further information.
Login credentials emailed upon enrollment
Unlimited access (no time limits)
Lecture videos
Practice questions
Key concepts
Step-by-step solutions to math problems
Live review
classesLogin credentials emailed upon enrollment
Unlimited access (no time limits)
Lecture videos
Practice questions
Key concepts
Step-by-step solutions to math problems
Live review
classesBelow are the specifications (test type, academic content, etc.) for each exam needed to get the Structural Steel (C-51) contractor's license in California.
The book set includes all source references for the California Structural Steel (C-51) Contractor exams. You can use these books to study for the exams but you are not allowed to bring these books in with you to the testing center. These tests will be closed-book. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.
California Building Code
California Vehicle Code
Standard Symbols for Welding, Brazing, and No
This standard establishes a method for spe
State of California General Industry & Electr
State of California Construction & Electrical
Steel Construction Manual
Steel Construction Manual
Structural Welding Code - Steel D1.1
This code covers the welding requirements
Structural Welding Code - Sheet Steel D1.3
This code covers the requirements associat
Structural Welding Code - Steel Reinforcing B
This code covers the requirements for weld
California Contractors License Law and Refere
California Employer’s Guide (DE 44)
California Labor Code
NASCLA Contractors Guide to Business Law and
Greenbook: Standard Specifications for Public
IRS Circular E
State of California General Industry & Electr
State of California Construction & Electrical