California Contractors License Law Practice Exam 2025 – All-in-One Guide to Master Your Contractor Licensing!

The classification of contractor licenses in California is structured to provide clear distinctions between different areas of expertise and the types of work that contractors can perform. The main classifications are as follows:

1. **General Engineering Contractor** (Class A) - This license is geared towards contractors who specialize in large-scale construction and engineering projects, such as highways, bridges, and other infrastructure.

2. **General Building Contractor** (Class B) - This classification covers a broader range of construction activities, allowing licensed contractors to oversee the construction of structures and buildings, typically involving multiple trades.

3. **Specialty Contractor** (Class C) - This encompasses contractors who perform specific types of work, such as plumbing (C-36), electrical (C-10), or HVAC (C-20), allowing them to specialize in one particular trade.

These three classifications enable the state to ensure that contractors have the appropriate knowledge, skills, and credibility to perform their work safely and effectively. This licensing structure is essential for public safety and consumer protection in the construction industry.

The other options do not accurately reflect the established classifications recognized by the Contractors State License Board (CSLB) in California. For example, the suggestion of "Specialty Contractor" being the primary classification combined with terms like