423 28th St #101

San Francisco permit 201504062885 · Noe Valley

ADU (type unconfirmed)Full plan reviewCancelled

Street view · Feb 2022

Google Street View of 423 28th St #101, Feb 2022

Scope of work

As written on the permit application.

Per sf ordinance no# 43-14. legalize ground floor in-law apartment. install fire sprinklers to ground floor level. new in-law apartment has 1 new bedroom, 1 new bathroom & 1 new kitchen.

Timeline

Key dates from the city record.

Filed: Apr 6, 2015
Issued: Not issued yet
Completed: Not completed yet

City plan review

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

Review stops: 11 stops across 5 departments
Comments issued: None
Put on hold: 3 times

Review stop	Arrived	Finished	Result
Central Permit Bureau Building Inspection · CPB	Apr 30, 2015	Apr 30, 2015	—
Zoning review Planning · CP-ZOC	Apr 30, 2015	Feb 19, 2016	—
Building plan review Building Inspection · BLDG	Feb 19, 2016	Jul 15, 2016	—
Mechanical and energy plan review Building Inspection · MECH	May 11, 2016	Aug 10, 2016	—
Fire prevention review Fire Department · SFFD	Jun 13, 2016	Aug 25, 2016	—
Street use and mapping Public Works · DPW-BSM	Jun 28, 2016	Jul 7, 2016	—
Public Utilities Commission review Public Utilities · SFPUC	Jul 15, 2016	Jul 21, 2016	—
Zoning review Planning · CP-ZOC	Aug 25, 2016	Sep 1, 2016	—
Street use and mapping Public Works · DPW-BSM	Sep 1, 2016	Sep 9, 2016	—
Permit Processing Center Building Inspection · PPC	Sep 9, 2016	Sep 9, 2016	—
Central Permit Bureau Building Inspection · CPB	Sep 9, 2016	In progress	In Progress

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: Cancelled
Estimated cost: $100,000

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
Chi-Wing Wong Collaborate Design Group	Architect	C29630

Sources

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

Permit 201504062885 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 Feb 2022