351 Louisburg St

San Francisco permit 202210255086 · Oceanview/Merced/Ingleside

Legalize or fix a violationFull plan reviewComplete

Street view · Apr 2022

Google Street View of 351 Louisburg St, Apr 2022

Scope of work

As written on the permit application.

Add (1) adu at the 3/f - unit 351b (761 sf) & (1) junior adu located at the 1/f - unit 351a (500 sf), resulting in a change of occupancy. both within (e) building envelope of single family structure per ca state government code sect. 65852.2 & sect. 65852.22 to comply w/ complait #201937931.

Timeline

Key dates from the city record.

Filed: Oct 25, 2022
Issued: Oct 3, 2023 (11 months after filing)
Completed: Jan 25, 2024 (4 months after issuance)

For comparison, San Francisco permits with the same review (full plan review) filed in 2022 typically took 12 months to be issued (median of 872 issued permits).

City plan review

Each review stop the plans went through, from the city's routing record.

Review stops: 25 stops across 5 departments
Comments issued: Twice, by Planning, Building Inspection
Put on hold: 6 times

Review stop	Arrived	Finished	Result
Central Permit Bureau Building Inspection · CPB	Oct 25, 2022	Nov 1, 2022	—
Code enforcement Building Inspection · CES	Oct 31, 2022	Oct 31, 2022	—
Permit Processing Center Building Inspection · PPC	Nov 2, 2022	Sep 22, 2023	—
Zoning review Planning · CP-ZOC	Nov 3, 2022	Sep 11, 2023	Issued Comments
Building plan review Building Inspection · BLDG	Nov 3, 2022	May 11, 2023	—
Mechanical and energy plan review Building Inspection · MECH	Nov 3, 2022	Aug 23, 2023	—
Urban forestry Public Works · DPW-BUF	Nov 3, 2022	Sep 12, 2023	Approved
Street use and mapping Public Works · DPW-BSM	Nov 3, 2022	Nov 7, 2022	—
Public Utilities Commission review Public Utilities · SFPUC	Nov 3, 2022	Nov 7, 2022	—
Fire prevention review Fire Department · SFFD	Jan 11, 2023	Aug 14, 2023	Approved
Building plan review Building Inspection · BLDG	Jan 31, 2023	May 11, 2023	—
Zoning review Planning · CP-ZOC	Mar 8, 2023	Sep 11, 2023	Approved
Building plan review Building Inspection · BLDG	May 10, 2023	May 11, 2023	—
Mechanical and energy plan review Building Inspection · MECH	Aug 23, 2023	Aug 30, 2023	Issued Comments
Mechanical and energy plan review Building Inspection · MECH	Sep 1, 2023	Sep 6, 2023	Approved
Building plan review Building Inspection · BLDG	Sep 7, 2023	Sep 8, 2023	Approved
Fire prevention review Fire Department · SFFD	Sep 7, 2023	Sep 18, 2023	Approved
Street use and mapping Public Works · DPW-BSM	Sep 7, 2023	Sep 12, 2023	Approved
Urban forestry Public Works · DPW-BUF	Sep 7, 2023	Sep 14, 2023	Approved
Public Utilities Commission review Public Utilities · SFPUC	Sep 7, 2023	Sep 15, 2023	Approved
Zoning review Planning · CP-ZOC	Sep 11, 2023	Sep 11, 2023	Approved
Zoning review Planning · CP-ZOC	Sep 11, 2023	Sep 11, 2023	Approved
Mechanical and energy plan review Building Inspection · MECH	Sep 20, 2023	Sep 21, 2023	Approved
Development fee collection Building Inspection · DFCU	Sep 20, 2023	Sep 20, 2023	Administrative
Central Permit Bureau Building Inspection · CPB	Sep 22, 2023	Oct 3, 2023	Administrative

Source: DataSF 87xy-gk8d (Building Permit Addenda with Routing), retrieved Nov 6, 2026. Reviewer names and notes are left out.

Permit details

Permit type: Additions alterations or repairs
Status: Complete
Estimated cost: $381,483

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
J Mastro Cm Architects	Architect	C35515

Sources

Everything on this page comes from public records. Check them yourself.

Permit 202210255086 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record

DataSF Building PermitsAddress, scope, cost, dates and status
Retrieved Nov 5, 2026
DataSF Building Permit ContactsArchitects and engineers named on the permit
Retrieved Nov 5, 2026
DataSF Building Permit Addenda with RoutingPlan review stops and results
Retrieved Nov 6, 2026
Google Street ViewStreet photo
Taken Apr 2022