Hydrovac Regulations by State
811 notice periods, tolerance zones and penalties for 50 US states, with links to the statutes and one-call centers we checked.
Last reviewed October 18, 2026. General information only, not legal advice. Laws change and vary by locality and utility, so always contact 811 and confirm current requirements before you dig. Read the disclaimer
Contact 811 before you dig. Each state guide lists the one-call center, the notice window, the tolerance zone and the penalties, plus ticket life where we could verify it, with citations to the statute or rule.
Northeast
11 states- ConnecticutCall Before You Dig (CBYD)
- DelawareDelmarva 811 (Utilities Service Protection Center of Delmarva)
- MaineDig Safe System, Inc.
- MarylandMiss Utility
- MassachusettsDig Safe System, Inc.
- New HampshireDig Safe System, Inc.
- New JerseyNew Jersey One Call
- New YorkUDig NY
- PennsylvaniaPennsylvania One Call System
- Rhode IslandDig Safe System, Inc.
- VermontDig Safe System, Inc.
Southeast
12 states- AlabamaAlabama 811
- ArkansasArkansas 811
- FloridaSunshine 811
- GeorgiaGeorgia 811
- KentuckyKentucky 811
- LouisianaLouisiana 811 (Louisiana One Call System)
- MississippiMississippi 811, Inc.
- North CarolinaNC 811
- South CarolinaSC 811
- TennesseeTennessee 811
- VirginiaVirginia 811
- West VirginiaWest Virginia 811 (Miss Utility of West Virginia, Inc.)
Midwest
12 states- IllinoisJULIE (Joint Utility Locating Information for Excavators)
- IndianaIndiana 811
- IowaIowa One Call
- KansasKansas 811
- MichiganMISS DIG 811
- MinnesotaGopher State One Call
- MissouriMissouri 811
- NebraskaNebraska 811
- North DakotaNorth Dakota One Call
- OhioOHIO811 (Ohio Utilities Protection Service)
- South DakotaSouth Dakota 811
- WisconsinDiggers Hotline
Southwest
4 statesWest
11 statesDisclaimer
This guide is general information about state excavation and one-call (811) laws. It is not legal advice, and reading it does not create an attorney-client relationship.
Laws, rules and one-call center procedures change, and requirements can differ by city, county, utility operator and type of work. Facility operators may also set their own requirements. Before any excavation, contact the state one-call center through 811 and confirm current requirements in the statute and rules cited on this site. For questions about your obligations or liability, consult the statute directly or a licensed attorney in the state where the work takes place.
Hydrovac News makes no warranty that this information is complete, current or accurate, and is not liable for any loss or damage resulting from reliance on it.
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