California Code, Elections Code - ELEC § 13309

(a) Notwithstanding Section 13307, if a candidate alleges to be indigent and unable to pay in advance the requisite fee for submitting a candidate statement, the candidate shall submit to the local agency a statement of financial worth to be used in determining whether or not he or she is eligible to submit a candidate statement without payment of the fee in advance.

(b) The statement of financial worth required by this section shall be submitted by the candidate together with his or her candidate statement in accordance with the deadline specified in Section 13307.  The statement of financial worth form shall be furnished by the local agency, and may include questions relating to the candidate's employer, income, real estate holdings, tangible personal property, and financial obligations.  The candidate shall certify the content of the statement as to its truth and correctness under penalty of perjury.  The candidate shall also sign a release form of the candidate's most recent federal income tax report.

(c) Upon receipt of a statement of financial worth, a determination shall be made by the local agency of whether or not the candidate is indigent.  The local agency shall notify the candidate of its findings.

(d) If it is determined that the candidate is not indigent, the candidate shall, within three days of the notification, excluding Saturdays, Sundays, and state holidays, withdraw the statement or pay the requisite fee.  If the candidate fails to respond within the time prescribed, the local agency shall not be obligated to print and mail the statement.

(e) If the local agency determines that the candidate is indigent, the local agency shall print and mail the statement.

(f) Nothing in this section shall prohibit the local agency from billing the candidate his or her actual pro rata share of the cost after the election.