CA Civ Proc Code Section 2031.260

(a)

Within 30 days after service of a demand for inspection, copying, testing, or sampling, the party to whom the demand is directed shall serve the original of the response to it on the party making the demand, and a copy of the response on all other parties who have appeared in the action, unless on motion of the party making the demand, the court has shortened the time for response, or unless on motion of the party to whom the demand has been directed, the court has extended the time for response.

(b)

Notwithstanding subdivision (a), in an unlawful detainer action or other proceeding under Chapter 4 (commencing with Section 1159) of Title 3 of Part 3, the party to whom a demand for inspection, copying, testing, or sampling is directed shall have at least five days from the date of service of the demand to respond, unless on motion of the party making the demand, the court has shortened the time for the response, or unless on motion of the party to whom the demand has been directed, the court has extended the time for response.