2026 edition
CSLB Practice Portal
Practice tests and study guides for the C-33 painting trade exam and the Law & Business exam, based on the California Contractors License Law & Reference Book.
Trade exam
C-33 Painting & Decorating
--
Surface prep, coating systems, application, safety, estimating, and coating failures.
Law & Business
California Law & Business
--
License law, bonds, home improvement contracts, employment, liens, and business financial management.