Section 25400.18 Of Article 3. Local Health Officer Responsibilities From California Health And Safety Code >> Division 20. >> Chapter 6.9.1. >> Article 3.

. Within 48 hours after receiving notification from a law enforcement agency of potential contamination of property by a methamphetamine laboratory activity, the local health officer shall post a written notice in a prominent location on the premises of the property. At a minimum, the notice shall include all of the following information:
  (a) The word "WARNING" in large bold type at the top and bottom of the notice.
  (b) A statement that a methamphetamine laboratory was seized on or inside the property or, or in the case of a mobilehome, manufactured home, or recreational vehicle, a statement that a methamphetamine lab was seized on the property, inside the property, or both of those statements.
  (c) The date of the seizure.
  (d) The address or location of the property including the identification of any dwelling unit, room number, apartment number, or mobilehome, manufactured home, or recreational vehicle space number or address, or recreational vehicle identification number.
  (e) The name and contact telephone number of the agency posting the notice on the property.
  (f) A statement specifying that hazardous substances, toxic chemicals, or other hazardous waste products may have been present and may remain on or inside the property.
  (g) A statement that it is unlawful for an unauthorized person to enter the contaminated portion of the property until advised that it is safe to do so by the local health officer or designated local agency.
  (h) A statement that a person disturbing or destroying the posted notice is subject to a civil penalty in an amount of up to five thousand dollars ($5,000).
  (i) A statement that a person violating the posted notice is subject to a civil penalty in an amount of up to five thousand dollars ($5,000).