**Electrical only permit**security system work (bluecross blueshield credit union) (17-6220)
Fire systems at 300 E Randolph St, Chicago
Chicago Department of Buildings permit B100839725: issued Oct 31, 2019 for fire systems work at 300 E Randolph St. **Electrical only permit**security system work (bluecross blueshield credit union) (17-6220).
- Permit number
- B100839725
- Issued
- Type of work
- Fire systems
- Status
- Finished
- Reported cost
- $26,665
- ZIP code
- 60601 (from the permit's location)
- City's category
- Fire alarm system, permit – express permit program
- City's status
- Complete
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 300 E Randolph St, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 3, 2026. We checked it Oct 4, 11:17 UTC. Official data.
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