What was permitted
A significant residential remodel and addition permit has been issued for 901 Post Oak St in Austin, transforming a single-family home into a two-story duplex with a basement unit. This project includes adding bedrooms and bathrooms to both units.
Issued on August 6, 2026, this active permit signifies a substantial construction project. Austin A/C Works is the mechanical contractor involved.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 2025-115973 MP |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Mechanical Permit · Addition and Remodel |
| Status | Active |
| Job description | ePlan: Residential Expedited Review - Addition and Remodel to create new 2-story+basement-level duplex from existing 2-Story Single Family Res. New basement-level unit (Unit B) is added in existing basement crawl space & has 2 bedroom 3 bathroom additional bathroom for unit A (existing unit) is added in basement level. |
| Floor / unit | — |
| Estimated cost | Not reported |
| Approved | August 11, 2025 |
| Issued | August 6, 2026 |
| Expires | April 4, 2027 |
| BBL | — |
| BIN | — |
Related searches
duplex additionremodelbasement unitAustin78704mechanical permitresidential construction