Renovation permit

900 BAY ST

Toronto , Ontario

Issued
Issued Jan 22, 2026
Project type
Renovation
Status
Completed

Activity at this address

405 permits since 1995

Most recent activity: Apr 2026

Office

This permit is one of 405 permits filed at this address.

33 22 11 0 2015 2016 2017 2021 2023 2024 2025 2026
See everything happening at this address · 405 permits
Permit No. 20 113679 BLD Currently completed

Revision history

18 revisions on file · 2021–2026

  1. Closed Rev 18 Issued Jan 22, 2026
    Rev 18 - Revision to Mowat tower Fire Separation at Elevator Lobby - Typical floor(s) from not being rated to a 0hr rating as indicated/ bubbled. Level 3 to 24. See also attached code report for ratio… Read full revision note

    Rev 18 - Revision to Mowat tower Fire Separation at Elevator Lobby - Typical floor(s) from not being rated to a 0hr rating as indicated/ bubbled. Level 3 to 24. See also attached code report for rational. Revision 17: Revision to current permit - see code report and cover letter for details

  2. Closed Rev 17 Issued Aug 26, 2025

    Revision: Revision to current permit - see code report and cover letter for details

  3. Closed Rev 16 Issued Apr 28, 2025
    Revision: Additional demo scope to facilitate elevator entrance replacement on Ferg B1, Mowat L3 and Hep L3 & L4., Additional Demo scope on Hearst L5 & 8 and -Fire separation removed at ground floor e… Read full revision note

    Revision: Additional demo scope to facilitate elevator entrance replacement on Ferg B1, Mowat L3 and Hep L3 & L4., Additional Demo scope on Hearst L5 & 8 and -Fire separation removed at ground floor exit vestibule- Door fire rating updated accordingly.

  4. Closed Rev 15 Issued Jan 31, 2025
    REVISION 15: Proposed update Architectural, Mechanical and Electrical for a new sump pump added including and new barrier free shower added to universal washroom with Janitor closet relocated in the B… Read full revision note

    REVISION 15: Proposed update Architectural, Mechanical and Electrical for a new sump pump added including and new barrier free shower added to universal washroom with Janitor closet relocated in the B1 Level as noted. REVISION 14Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  5. Cancelled Rev 14 Closed Jun 25, 2024

    REVISION 14Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  6. Closed Rev 13 Issued Feb 02, 2024
    Revision 13: Proposed revision to include approved alternative solution 23 226277 ALT 00 AS.Revision 12 - Proposed revisions to include the update architectural and electrical within the Level B2 - NW… Read full revision note

    Revision 13: Proposed revision to include approved alternative solution 23 226277 ALT 00 AS.Revision 12 - Proposed revisions to include the update architectural and electrical within the Level B2 - NW Block. REVISION 10 - alterations to the sprinklersProposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  7. Closed Rev 12 Issued Nov 29, 2023
    Revision 12 - Proposed revisions to include the update architectural and electrical within the Level B2 - NW Block. REVISION 10 - alterations to the sprinklersProposal for interior alterations for all… Read full revision note

    Revision 12 - Proposed revisions to include the update architectural and electrical within the Level B2 - NW Block. REVISION 10 - alterations to the sprinklersProposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  8. Closed Rev 10 Issued Oct 11, 2023

    REVISION 10 - alterations to the sprinklersProposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  9. Closed Rev 09 Issued Aug 14, 2023

    Revision 09 - update to current building permit 20 113679 BLD including the following ALT permits: 1. 22 163 725 ALT 00- Terracotta Column EJ Report - EJ5a

  10. Closed Rev 08 Issued May 02, 2023
    Revision 8 - 1. Existing conditions of exit stair door swings that reduce the required exit landing to less than 750mm in various locations as indicated in attached drawings. Refer also to Jensen Hugh… Read full revision note

    Revision 8 - 1. Existing conditions of exit stair door swings that reduce the required exit landing to less than 750mm in various locations as indicated in attached drawings. Refer also to Jensen Hughes updated code report dated April 14,'23 R16 outlining these condition(s) within Page 44 to 45 of Page 63. REVISION 7 - updates to include Alternative Solution (22 180582 ALT) - Terracotta Wall Insulation - Engineering Judgement - 2HrProposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  11. Closed Rev 07 Issued Mar 06, 2023
    REVISION 7 - updates to include Alternative Solution (22 180582 ALT) - Terracotta Wall Insulation - Engineering Judgement - 2HrProposal for interior alterations for all floors of 4 towers existing off… Read full revision note

    REVISION 7 - updates to include Alternative Solution (22 180582 ALT) - Terracotta Wall Insulation - Engineering Judgement - 2HrProposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  12. Closed Rev 06 Issued Mar 01, 2023
    REVISION 6 - Thermal insulation added along exterior wall of stair A and new block wall added to close off the cavityProposal for interior alterations for all floors of 4 towers existing office use. R… Read full revision note

    REVISION 6 - Thermal insulation added along exterior wall of stair A and new block wall added to close off the cavityProposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  13. Closed Rev 05 Issued Jan 26, 2023
    Revision 05 - Update to Building Permit 20 113679 BLD specifications to include the additional alternate spray fire proofing materials as per 22 181098 ALT 00 AS. No other alterations included under t… Read full revision note

    Revision 05 - Update to Building Permit 20 113679 BLD specifications to include the additional alternate spray fire proofing materials as per 22 181098 ALT 00 AS. No other alterations included under this revision.Revision 04 - Update to Building Permit 20 113679 BLD to address the following approved alternative solutions regarding fire resistance ratings for stair and elevator shafts: 1) 21 196958 ALT 00 AS, 2) 21 121575 ALT 00 AS, and 3) 22 232419 ALT 00 ASRevison03 - UPDATE TO BUILDING PERMIT 20 113679 BLD For steel Rod fire protection as approved under 22 230429 ALT 00 AS Revision02 - Universal Washrooms, Service (MEP) shaft layouts, Tenant Working Lounge and Mechanical Penthouse and Misc. Plan. Revision 01- including updated fire ratingsdrawings as indicated and Architectural Fire damper details as requested by AHJ.Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  14. Closed Rev 02 Issued Jan 24, 2023
    Revision02 - Universal Washrooms, Service (MEP) shaft layouts, Tenant Working Lounge and Mechanical Penthouse and Misc. Plan. Revision 01- including updated fire ratingsdrawings as indicated and Archi… Read full revision note

    Revision02 - Universal Washrooms, Service (MEP) shaft layouts, Tenant Working Lounge and Mechanical Penthouse and Misc. Plan. Revision 01- including updated fire ratingsdrawings as indicated and Architectural Fire damper details as requested by AHJ.Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  15. Closed Rev 01 Issued Jan 24, 2023
    Revision 01- including updated fire ratingsdrawings as indicated and Architectural Fire damper details as requested by AHJ.Proposal for interior alterations for all floors of 4 towers existing office … Read full revision note

    Revision 01- including updated fire ratingsdrawings as indicated and Architectural Fire damper details as requested by AHJ.Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  16. Closed Rev 04 Issued Jan 23, 2023
    Revision 04 - Update to Building Permit 20 113679 BLD to address the following approved alternative solutions regarding fire resistance ratings for stair and elevator shafts: 1) 21 196958 ALT 00 AS, 2… Read full revision note

    Revision 04 - Update to Building Permit 20 113679 BLD to address the following approved alternative solutions regarding fire resistance ratings for stair and elevator shafts: 1) 21 196958 ALT 00 AS, 2) 21 121575 ALT 00 AS, and 3) 22 232419 ALT 00 ASRevison03 - UPDATE TO BUILDING PERMIT 20 113679 BLD For steel Rod fire protection as approved under 22 230429 ALT 00 AS Revision02 - Universal Washrooms, Service (MEP) shaft layouts, Tenant Working Lounge and Mechanical Penthouse and Misc. Plan. Revision 01- including updated fire ratingsdrawings as indicated and Architectural Fire damper details as requested by AHJ.Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  17. Closed Rev 03 Issued Jan 23, 2023
    Revision03 -UPDATE TO THE CURRENT BUILDING PERMIT 20 113679 BLD ito refernce the steel rod fire protection as per 22 230429 ALT 00 AS Revision02 - Universal Washrooms, Service (MEP) shaft layouts, Ten… Read full revision note

    Revision03 -UPDATE TO THE CURRENT BUILDING PERMIT 20 113679 BLD ito refernce the steel rod fire protection as per 22 230429 ALT 00 AS Revision02 - Universal Washrooms, Service (MEP) shaft layouts, Tenant Working Lounge and Mechanical Penthouse and Misc. Plan. Revision 01- including updated fire rating drawings as indicated and Architectural Fire damper details as requested by AHJ.Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

  18. Closed Rev 00 Issued Dec 29, 2021

    Proposal for interior alterations for all floors of 4 towers existing office use. Refer to 21 106329 BLD 00 BA for structural upgrading.

Every revision the municipality has published for this permit, read directly off the source record rather than the single collapsed status most permit trackers show.

Issued / completed Application / inspection Cancelled / refused

Permit details

The municipal record for this permit.

Issue date
Jan 22, 2026
Project value
Project type
Renovation
Building type
Commercial
Commercial category
Office
Description
Rev 18 - Revision to Mowat tower Fire Separation at Elevator Lobby - Typical floor(s) from not being rated to a 0hr rating as indicated/ bubbled. Level 3 to 24. See also attached code report for rational. Revision 17: Revision to current permit - see code report and cover letter for details
Builder name
Permit status
Completed City's exact wording: Closed
Work type
Building Additions/Alterations
Completed
2026-01-23
References & corrections IDs · source · attribution
Permit ID 20 113679 BLD
Full address 900 Bay Street, Toronto, Ontario, M5S 0E1, Toronto, M5S 0E1
Page URL

Contains information licensed under the Open Government Licence, City of Toronto.

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