What was permitted
Businesses and residents in the Loop can note a permit for fire alarm system modifications at 311 S Wacker Dr. This work involves updating an existing system within a high-rise building, specifically on the 63rd floor.
The permit for this fire alarm modification was issued on September 24, 2026, and is active. While only a permit fee of $175 is listed, the scope of work suggests a professional installation by REX ELECT. & TECHNOLOGIES LLC.
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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 | B200508979 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Fire Alarm System |
| Status | ACTIVE |
| Job description | FIRE ALARM: MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT:101079670. AFFECTS: 0 DWELLING UNITS; 1 NON-RESIDENTIAL UNITS. HIGH-RISE BUILDING: YES. VOICE COMMUNICATION: YES. SPECIAL LOCKING: NO. MONITORING TYPE: SUPERVISING STATION . SPECIFIC LOCATION: 63RD FLOOR. |
| Floor / unit | — |
| Estimated cost | Not reported |
| Approved | September 11, 2026 |
| Issued | September 24, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Property owner
Zeller Management CORP
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