What was permitted
Homeowners in San Francisco's Lone Mountain/USF neighborhood may note a permit issued for 425 Lyon St. This permit is for documentation purposes, confirming the legal use of the rear building as a single residential dwelling unit.
Issued on September 16, 2026, no physical work is being performed under this permit; it is based on a review of city records and a site visit. Soto Construction is listed as the contractor.
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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 | 202609168193 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · 1 Family Dwelling |
| Status | complete |
| Job description | rear building: for documentation purpose the legal use of building as a single residential dwelling unit. the determination is based on the review of city records and a site visit. no work to be performed under this permit. |
| Floor / unit | — |
| Estimated cost | Not reported |
| Approved | September 16, 2026 |
| Issued | September 16, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
documentation permitsingle family dwellingLone Mountain/USFSan Franciscoresidentialpermit verification