Cal. Food & Agric. Code § 19305

Any peace officer of this state, or any employee of the department, during normal business hours, may inspect any premises maintained by a renderer or collection center operator licensed pursuant to this article or a transporter registered pursuant to Article 6.5 (commencing with Section 19310), and any inedible kitchen grease located on the premises, for the purpose of determining whether that renderer, collection center operator, or transporter is complying with the record maintenance requirements of this article.