California Civil Code § 2079.10.5 requires that every contract for the sale of single-family residential real property entered into on or after July 1, 2013, shall contain, in not less than 8-point type, a notice as specified below:
NOTICE REGARDING GAS AND HAZARDOUS LIQUID TRANSMISSION PIPELINES
This notice is being provided simply to inform you that information about the general location of gas and hazardous liquid transmission pipelines is available to the public via the National Pipeline Mapping System (NPMS) Internet Web site maintained by the United States Department of Transportation at http://www.npms.phmsa.dot.gov/. To seek further information about possible transmission pipelines near the property, you may contact your local gas utility or other pipeline operators in the area. Contact information for pipeline operators is searchable by ZIP Code and county on the NPMS Internet Web site.
This disclosure is included in all California Association of Realtors purchase contracts.