California Code
ARTICLE 3 - Filing Petitions
Section 9032.

9032. The right to file the petition shall be reserved to its proponents, and any section thereof presented for filing by any person or persons other than the proponents of a measure or by persons duly authorized in writing by one or more of the proponents shall be disregarded by the elections official.

(Enacted by Stats. 1994, Ch. 920, Sec. 2.)