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Planning & Development system updates

This page is designed to provide updates on planning and development services to Calgarians. 

Current updates

POSSE Technical Issues

July 22, 2026

The intermittent issues with POSSE have been resolved. Thank you for your patience as we work through these technical concerns.  

Previous updates

July 21, 2026

Technical teams applied a fix overnight and the system appears stable. Testing is underway to ensure all applications are functioning normally. Should you experience issues or delays, please check back here for the latest update. Thank you for your patience as we work through these technical issues.  

July  20, 2026

We are experiencing technical issues and teams are actively working to resolve the issues. At this time, the cause of the issue and specific affected applications is unknown. Users may experience slow response times and inability to access applications. Please cancel your session and try again later.

This information has no legal status and cannot be used as an official interpretation of the various bylaws, codes and regulations currently in effect. The City of Calgary accepts no responsibility to persons relying solely on this information. Web pages are updated periodically. ​