- CT23 / Annual Returns / EFF Declaration
- Insurers
- Waivers
- Authorizing or Cancelling a Representative

Complete this form to authorize the release of confidential information about the Corporations Tax, Mining Tax or Electricity Act account(s) to a representative or to cancel an existing authorization. - Application for Refund under the Ontario Tax Exemption for Commercialization

This form is to be used when claiming the Refund under the Ontario Tax Exemption for Commercialization. - Listing of Certified Software Vendors
- Ministry of Government Services
Companies and Personal Property Security Branch Forms - Ontario Jobs and Opportunity Bond (OJOB) Refund Claim


This form is to be completed by certain corporations who receive interest from Ontario Jobs and Opportunity Bonds (OJOBs). The form is valid for taxation years ending after December 31, 2008. - Schedules