Government Code § 1530
ARTICLE 4. Qualifications of Sureties
The officer whose duty it is to approve official bonds required of officers of a county or judicial district not named in Section 1458 shall not accept or approve any such bond unless the affidavit of each of the personal sureties on the bond contains a statement that the surety is a resident, and either an owner of real property or householder, within the county or within an adjoining county.