Cal. Pub. Res. Code § 5353

The ordinance of intention shall be published in the city pursuant to Section 6062 of the Government Code. The ordinance, unless otherwise provided by charter of the municipality, shall take effect upon the completion of publication. In municipalities where no newspaper is published the ordinance shall be posted in three public places, and in case of posting notice the ordinance shall take effect two weeks after date of such posting of notice.