# Building permits at 1660 S Williams, Mesa, AZ

Two permits on record here. The newest, Oct 8, 2025: Permit is only for installation of two tesla powerwall3 batteries. Within a quarter mile, the city has issued 2 more permits since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Oct 8, 2025 | Electrical | Permit is only for installation of two tesla powerwall3 batteries. All work to be performed per 2018 irc, manufacture's installation instructions and service utility provider specifications. Permit does not include photovoltaic system installation. Do not disconnect utility wires or meters. Schedule | Not listed | [PMT25-18146](https://nearbypermits.com/mesa/permit/PMT25-18146/) |
| Jan 9, 2023 | New building | New 945 SF two story accessory dwelling unit. No new meters. The two story portion must be outside of the back setback. | Not listed | [PMT23-00479](https://nearbypermits.com/mesa/permit/PMT23-00479/) |

## Within ¼ mi since May 1, 2026

2 permits in the circle. From our copy of the city's data (last 24 months).

### Farther (1,000 ft to ¼ mi), 2 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 4, 2026 | [1847 S Hall](https://nearbypermits.com/mesa/address/1847-s-hall/) | 0.22 mi S | Plumbing | Plumbing permit to replace existing wet space in master bath, converting tub to walk-in shower and converting the single vanity to double vanity. Also changing finishes and new tub, like for like, including new valve and prefabricated acrylic walls in guest bathroom. No structural changes. New insta | Not listed | [PMT26-16284](https://nearbypermits.com/mesa/permit/PMT26-16284/) |
| Jun 15, 2026 | [1838 S Hall](https://nearbypermits.com/mesa/address/1838-s-hall/) | 0.19 mi S | Addition | Permit is only for the installation of one tesla powerwall3 battery. All work to be performed per 2024 irc, manufacture's installation instructions and service utility provider specifications. Permit does not include photovoltaic system installation. Do not disconnect utility wires or meters. Schedu | Not listed | [PMT26-11164](https://nearbypermits.com/mesa/permit/PMT26-11164/) |

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Source: Mesa Development Services permit data (https://citydata.mesaaz.gov/d/dzpk-hxfb). Checked 2026-10-05 18:08 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Map, both permits at this address and 2 nearby: https://nearbypermits.com/mesa/address/1660-s-williams/