Are you a condo board member or manager? If so, please designate either your condo manager or member of your condo board to register your condominium corporation and pay your first assessment by December 31, 2017.

The Condominium Authority of Ontario (CAO) is a newly established organization with authority under the Condominium Act, 1998, created to improve condominium living in Ontario by delivering online services to help serve and protect the condo community.

Effective September 1st, 2017, all condominium corporations in Ontario are required to register with the CAO and pay their initial assessment fees which will cover the period from September 1, 2017, to March 31, 2018.  The initial assessment fees are due to the CAO by December 31, 2017.

Condo boards or managers must register their condominium corporation before paying the assessment. To register, a unique invitation code must be used. If an invitation code has not been received in the mail,  please contact the CAO at to receive this invitation code in order to access the registration system.

For condo managers and directors - before registering: 

Please ensure that the following information is ready before registering:

  • The condo corporation’s unique invitation code
  • The type of condominium corporation being registered
  • The service address for the condominium corporation
  • The number of units and voting units (the number of voting units will be used to calculate the assessment amount)
  • The names, email addresses, and terms for condo directors (this information is optional)
  • The name, email address and firm (if applicable) for your condo manager (this information is optional)

Once the corporation has been registered, the assessment amount can be paid electronically by credit card or Interac® Online, or by sending CAO a cheque, certified cheque, or money order.


Register your condominium corporation


Thank you for working with the CAO to support condominium living in Ontario.