Title 8 regarding uniforms and equipment of the Construction Wage orders: http://www.dir.ca.gov/t8/11160.html
8. Uniforms and Equipment.
(A) When the employer requires uniforms to be worn by the employee as a condition of employment, such uniforms shall be provided and maintained by the employer. The term "uniform" includes wearing apparel and accessories of distinctive design or color.
(B) When the employer requires the use of tools or equipment or they are necessary for the performance of a job, such tools and equipment shall be provided and maintained by the employer, except that an employee whose wages are at least two (2) times the minimum wage may provide and maintain hand tools and equipment customarily required by the particular trade or craft in conformity with Labor Code Section 2802.
Reference to Labor Code: http://www.leginfo.ca.gov/cgi-bin/displaycode?section=lab&group=02001-03000&file=2800-2810
2802. (a) An employer shall indemnify his or her employee for all
necessary expenditures or losses incurred by the employee in direct
consequence of the discharge of his or her duties, or of his or her
obedience to the directions of the employer, even though unlawful,
unless the employee, at the time of obeying the directions, believed
them to be unlawful.
(b) All awards made by a court or by the Division of Labor
Standards Enforcement for reimbursement of necessary expenditures
under this section shall carry interest at the same rate as judgments
in civil actions. Interest shall accrue from the date on which the
employee incurred the necessary expenditure or loss.
(c) For purposes of this section, the term "necessary expenditures
or losses" shall include all reasonable costs, including, but not
limited to, attorney's fees incurred by the employee enforcing the
rights granted by this section.