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Michigan 811 rules

In Michigan you call MISS DIG 811: at least 72 hours but not more than 14 calendar days before blasting or excavation. Ticket life: 21 days from start date; 180 days if notice says work will take longer than 21 days.

Advance notice before digging
At least 72 hours but not more than 14 calendar days before blasting or excavation.
Farthest ahead you can call
14 calendar days.
How long the ticket or marks last
21 days from start date; 180 days if notice says work will take longer than 21 days.
Tolerance zone (hand dig inside it)
Not confirmed in the law we read. Ask MISS DIG 811.
White lining (premarking)
When location can't be described precisely enough, white lining in advance or other assistance on reasonable request.
The law
MCL 460.721-460.733 (Act 174 of 2013; notice MCL 460.725).

Good to know: Tickets can run 180 days if the notice says the job will take longer than 21.

Call 811 from anywhere in Michigan to reach MISS DIG 811, or file online at missdig811.org.

Running several digs at once?

TrackOver keeps each ticket number, markout date and expiry on the job it belongs to, and warns before a ticket runs out, so the crew in the hole isn't digging on a dead ticket.

Start free811 ticket trackingDig GuardFind dig work on the board

Where this comes from

Checked September 24, 2026 against the state's own statute or rule text. Rules change; confirm with the center before a big job.

Using TrackOver in Michigan? See excavation contractor software in Michigan.

Working as a sub in Michigan? How fast a GC has to pay you in Michigan.

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