Installing a fence or performing other underground work? Call 811 - It's the law
August 05, 2026
You may be digging close to underground utility lines connecting to your home. Contact 811 to have your underground lines marked before the project begins.
Visit california811.org or call 811 at least two working days before you dig and plant. The date of notification does not count as part of the two working-day notice. For example: If excavation will begin on Friday, you or your excavator must call no later than Tuesday. 811 is a FREE service.