# Building permits at 3863 E Diamond Ave, Mesa, AZ

3863 E Diamond Ave, Mesa has 2 building permits on record. The most recent, opened Apr 8, 2026, is for pool or spa: Construct a 450 sf swimming pool & 49 sf spa with natural gas heat. All electrical to comply with 2023 nec requirements. This permit does not include any accessory structures. Regi…

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Apr 8, 2026 | Pool or spa | Construct a 450 sf swimming pool & 49 sf spa with natural gas heat. All electrical to comply with 2023 nec requirements. This permit does not include any accessory structures. Registered structural professional engineer: jesse light #58912, expires 12/31/26. Engineering and structural calcs are requ | – | [PMT26-06697](https://nearbypermits.com/mesa/permit/PMT26-06697/) |
| Aug 19, 2025 | New building | New ADU detached – 996 S.F. livable. Single story. 2 bedroom, kitchen, 2 bath, laundry, and closet. Type V construction. R-5 occupancy. No gas. New 100 amp sub panel from existing 200 amp electrical main. No change to existing ¾ inch water meter. An ADU shall be served by the same water, sewer and e | – | [PMT25-14818](https://nearbypermits.com/mesa/permit/PMT25-14818/) |

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Source: Mesa Development Services permit data (https://citydata.mesaaz.gov/d/dzpk-hxfb). Checked 2026-10-02 11:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/