Website Maintenance & Service Disruption

• The following services will be experience several 5–10-minute interruptions on City's website (markham.ca) from 6 PM on Friday, April 11, 2025 to 9 AM on Saturday, April 12, 2025:
  • ePLAN
  • Maps
  • Heritage Search
• The following services will be experience several 5–10-minute interruptions on City's website (markham.ca) from 1:30 AM to 9:00 AM on Saturday, April 12, 2025:
  • Interactive forms and services
  • Online payments
  • ePropertyTax
• The Chatbot will be unavailable from 1:30 to 2:30 AM on Monday, April 14, 2025.

Information pages on the Portal will not be affected. The outage is required to complete planned system maintenance.

We thank you for your patience in this matter. If you have any questions or concerns, please contact customerservice@markham.ca or call 905.477.5530.