Except with leave of the court, all pleadings subsequent to the complaint, together with proof of service unless a summons need be issued, shall be filed with the clerk or judge, and copies thereof served upon the adverse party or his or her attorney.
Cal. Civ. Proc. Code § 465
General Rules of Pleading
Amended by Stats. 1986, Ch. 953, Sec. 3.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.