HSC §25914.2: (a) All asbestos-related work and hazardous substance removal shall be performed pursuant to a contract separate from any other work to be performed, when the presence of asbestos or hazardous substan

(a) All asbestos-related work and hazardous substance removal shall be performed pursuant to a contract separate from any other work to be performed, when the presence of asbestos or hazardous substances is not disclosed in the bid or contract documents. (b) All asbestos-related and hazardous substance removal work which is disclosed in the bid or contract documents shall not require a separate contract from any other work to be performed. (c) In the event the contractor encounters on the site materials he or she reasonably believes to be asbestos or a hazardous substance, and the asbestos or hazardous substance has not been rendered harmless, the contractor may continue work in unaffected areas reasonably believed safe, and shall immediately cease work on the area affected and report the condition to the owner, or the owner’s representative, or architect in writing. (d) With regard to a public entity, if an emergency condition arises, as defined in Section 10122 or 22035 of the Public Contract Code, then all asbestos-related and hazardous substance removal shall be contracted and performed pursuant to Section 10122 or 22035 of the Public Contract Code, respectively. Contractors performing the work shall have all registration and certificates required pursuant to the Labor Code and the Business and Professions Code.