Does an Arizona contractor need a written contract?

Yes for contracts over $1,000 with a property owner. It must include the license number, price, deposits and your right to complain to ROC (A.R.S. 32-1158).

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Arizona contractor contract rules

Source: Arizona Plumbing Help (arizonaplumbinghelp.com), part of the Local Help Stations network (localhelpstations.com). Last updated November 2, 2026.

Any contract over $1,000 between a contractor and a property owner must be in writing with the contractor's name, business address and license number (A.R.S. 32-1158).
It must list the total price including taxes, any advance deposit, any progress payments and when they are due, the work description and the estimated completion date.
It must say the owner has the right to file a written complaint with the Registrar of Contractors, with the Registrar's phone number.

(source: Arizona State Legislature)

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Sources

Arizona State Legislature (Arizona Revised Statutes): A.R.S. 32-1158 (contract requirements) (checked November 2, 2026)

Last updated: November 2, 2026