What was permitted
This permit is for a comprehensive solar and energy storage system installation on a two-family dwelling at 4106 20th Street in San Francisco's Castro/Upper Market neighborhood. The project includes 17 solar modules totaling 7.48 kW and two energy storage units, each with a 13.5 kWh capacity.
Issued on July 6, 2026, this project has an estimated cost of $46,561 and is currently in the 'issued' status. Solar Tech Energy Systems Inc is the contractor responsible for this installation.
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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 | S20260514610 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | 2 Family Dwelling |
| Status | issued |
| Job description | solar permit: installing 17 solar pv modules, 440 watts per module, total no. of rating 7.48 kw. mounted: roof, ballasted: n, including 2 energy storage unit, with 13.5 kwh each in capacity, ess units will not be closer than 3 feet | installation of roof-mounted utili |
| Floor / unit | — |
| Estimated cost | $46,561 |
| Approved | July 6, 2026 |
| Issued | July 6, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
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