Permit history for 660 Plaza Dr
Detroit, MI · 26 permits on file · 2021–2026
26
Permits on file
2021
First permit
2026
Most recent
Permits on file (26)
Ordered most recent first. Data from the city's open data portal.
Alteration B-304.1
Interior alterations of the 1st & 2nd floors of the dte service center office (sco) to code per plans. subject to field approval. separate trade permits required.
Mar 4, 2026
Alteration B-304.1
Interior alterations on the 17th floor to code per plans. subject to field approval, separate trade permits required.
Dec 9, 2025
Alteration
Alterations to existing fire alarm system on the 2nd floor to code per plans. subject to field approval.
Dec 3, 2025
Alteration
Interior alterations in a portion of the 2nd floor (hqec-sb relay lab relocation) to code per plans. subject to field approval. separate trade permits required.
Aug 9, 2025
Alteration B-304.1
The replacement of supply & return fan array's on the 13th floor to code per plans. subject to field approval.
Oct 3, 2024
Alteration B-304.1
Interior alterations on the 8th & 9th floors to code per plans. subject to field approval. separate trade permits required.
Sep 11, 2024
Alteration
Add use/occupancy to existing building to establish a bank (lake trust c.u.) as per plans.
Jun 13, 2024
Alter Revision B-304.1
Revision to bld2022-05201 to show true scope of work (alterations related to chiller removal & electrical upgrades per plans. subject to field approval, separate trade permits req.)
Oct 20, 2023
Alteration
Modifications to fire alarm system (evacuation zone) per provided plans & documents. (subject to field approval.)
Sep 26, 2023
Alteration
Modifications to existing fire alarm system per plans.
(subject to field approval.)
Sep 14, 2023
Alteration B-304.1
Interior renovations/alterations (1st floor) per provided plans. (subject to field approval.)
Aug 21, 2023
Alteration
(walker cisler building) modifications to fire alarm system (3rd floor) per plans & documents. subject to field approval and all applicable federal, state & local executive orders.
Feb 15, 2023
Alteration B-304.1
Interior alterations as per plans. subject to all applicable federal, state & local executive orders.
Feb 15, 2023
Alteration
Installation of fire alarm system as per plans. subject to all applicable federal, state & local executive orders
Jan 6, 2023
Alteration B-304.1
Alterations related to chiller removal & electrical upgrades per plans. subject to field approval, separate trade permits req.
Oct 31, 2022
Alteration B-304.1
Interior alteration of a portion of the 19th floor of the walter cisler building per plans. subject to field approval.
Oct 24, 2022
Alter Revision B-304.1
Revise (bld2021-07327) to show true scope of work per plans.
(interior alterations in 3rd floor office per plans (wcb-3). subject to field approval and all applicable federal, state, and local executive orders.
Sep 8, 2022
Alteration B-304.1
Modifications to fire alarm system (5th floor) per provided plans & documents. (subject to all applicable federal, state and local executive orders.)
Apr 1, 2022
Alteration B-304.1
Interior alterations on the 5th floor of the wcb building per plans. subject to field approval and all applicable federal, state, and local executive orders.
Mar 28, 2022
Alteration B-304.1
Interior alterations in 3rd floor office per plans (wcb-3). subject to field approval and all applicable federal, state, and local executive orders.
Jan 20, 2022
Alteration B-304.1
Modifications to fire alarm system (8th,16th & 17th floors) per plans. (subject to all applicable federal, state and local executive orders.)
Oct 7, 2021
Alteration B-304.1
Modifications to fire alarm system (4th floor) per plans. (subject to all applicable federal, state and local executive orders.)
Oct 6, 2021
Alteration B-304.1
( aka 1 energy plaza) interior renovations to (8th, 16th & 17th) floor offices per plans. (subject to all applicable federal, state and local executive orders.)
Sep 20, 2021
Alteration B-304.1
Interior alterations on the 4th floor of wcb building per plans. subject to field approval and all applicable federal, state, and local executive orders.
Sep 16, 2021
Alteration
Alterations to an existing fire alarm system on the 12th floor per plans. subject to all applicable federal, state, and local executive orders.
Jun 22, 2021
Alteration
Interior office alterations on the 9th floors per plans. subject to field approval and all applicable federal, state, and local executive orders.
Jun 4, 2021
Disclaimer: Permit data comes from Detroit's official open data portal. Records may be incomplete for older permits, and not every home-improvement project requires a permit. Verify with the Detroit building department before buying, selling, or planning work.