Goodyear's Engineering Design Standards and Policies Manual and its custom-lot checklist cover most of what an excavation job needs. Here's a summary.
City of Goodyear
- Grading permits need a Final Drainage Report prepared with the construction plans.
- An acre or more disturbed: a SWPPP and a copy of the NOI go in with the grading permit.
- Mass grading needs an approved site plan or preliminary plat, and grading isn't allowed in city right-of-way or FEMA Special Flood Hazard Areas.
- At-risk grading permits cover earthmoving only, last 60 calendar days and cost 150% of the standard fee. The contractor provides a copy of the Maricopa County dust control permit.
- Engineering seals: drainage reports are signed and sealed by a registered professional engineer; as-builts by a qualified Arizona-registered professional.
- Retaining walls go to Building Safety for permit and inspection.
Maricopa County
A dust control permit is required for disturbing 0.10 acre (4,356 square feet) or more, and Rule 310 applies to every dust-generating operation.
State
- Arizona 811 before any digging. See Arizona 811.
- Contractor licensing by the Registrar of Contractors: R-2, A-5 or CR-2 for excavating and grading.

Not legal advice. This summarizes city and county documents as of the date below. Confirm with the City of Goodyear before work starts.
Sources
- City of Goodyear: Engineering Design Standards and Policies Manual, Chapter 3, Stormwater Management (2017)
- City of Goodyear: Grading & Drainage, Custom Lots review checklist (revised July 23, 2018)
- Maricopa County Air Quality: Dust Sources, Control, and Training
- Arizona Revised Statutes 40-360.22: Excavations; determining location of underground facilities
- Arizona Registrar of Contractors: License Classifications
Reviewed October 20, 2026. Rules, prices and contacts change, so check the source before relying on it.
Questions and answers
What does a Goodyear grading permit require?
The city's manual ties grading permits to a Final Drainage Report, plus a SWPPP and NOI when an acre or more is disturbed.
What is an at-risk grading permit in Goodyear?
An earthmoving-only permit valid for 60 calendar days, costing 150% of the standard grading and drainage permit fee.
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