Learn the principles required to pass the California contractor license C-39 Roofing exam and install roofing systems that meet industry standards. What You’ll Learn Roofing materials and installation methods Waterproofing and drainage principles Roof inspection and repair techniques Safety practices and code compliance requirements
Gain the knowledge required to pass the California contractor license C-42 Sanitation System exam and install wastewater and sanitation systems in compliance with regulations. What You’ll Learn Sanitation system components and installation methods Wastewater flow and system design basics Inspection and maintenance fundamentals Safety practices and environmental compliance requirements
Build the knowledge required to pass the California contractor license C-33 Painting and Decorating exam and perform finishing work to professional standards. What You’ll Learn Surface preparation and coating techniques Paint types, finishes, and application methods Decorative finishes and material handling Safety practices and industry standards
Learn the fundamentals required to pass the California contractor license C-34 Pipeline exam and install pipeline systems in compliance with regulations. What You’ll Learn Pipeline construction and installation methods Material selection and joining techniques Pressure systems and flow fundamentals Safety practices and environmental compliance requirements
Gain the skills needed to pass the California contractor license C-35 Lathing and Plastering exam and apply finishes that meet industry standards. What You’ll Learn Lath installation and plastering techniques Surface preparation and finishing methods Material selection and application processes Safety practices and code compliance requirements
Understand the core concepts and skills needed to pass the California contractor license C-32 exam and perform parking and highway improvement work in compliance with regulations. What You’ll Learn Site preparation and paving fundamentals Traffic control and roadway safety practices Marking, striping, and surface treatments Safety standards and code compliance requirements
Master the knowledge required to pass the California contractor license C-46 Solar exam and install solar energy systems in compliance with current regulations. What You’ll Learn Solar energy system components and design basics Installation and system integration principles Electrical connections and performance fundamentals Safety standards and code compliance requirements
The New Laws Affecting Contractors Starting in 2026 are as follows: Assembly Bill 521 (Carrillo) – This bill clarifies that CSLB is not liable for attorney fees in civil claims involving a contractor’s cash deposit filed in lieu of a license bond. This change helps define CSLB’s role in such disputes and limits its financial exposure. […]
The Contractors State License Board (CSLB) is preparing to implement Senate Bill 456 (Ashby). The new law exempts muralists from the contractor license requirements. It takes effect on January 1, 2026. The new law exempts from contractor license requirements “an artist who draws, paints, applies, executes, restores, or conserves a mural.” It defines a mural […]
Passing the California C-20 License Exam: What to Expect & How to Prepare Last updated: August 31st, 2026 Are you ready to advance your career in the HVAC industry by obtaining your California C-20 HVAC license? For applicants who are required to take the examinations, preparing for the Law and Business exam and C-20 Trade […]
