Revenue and Taxation Code § 3958
CHAPTER 10. Rights of Purchaser of Tax-Deeded Property, or Any Other Person Claiming Through Him, to Bring Action to Determine Adverse Claims to or Clouds Upon Tax-Deeded Property Purchased From the State
Within 30 days after the issuance of the summons, the plaintiff shall post, or cause to be posted, a copy thereof in a conspicuous place on the property.