Business Finance
Federal
Corporate/GST- general line | 1-800-959-5525 |
Income security (Health &Welfare) | 1-800-277-9914 |
Sudbury tax office (Federal Corporate account transfers) | 1-800-998-7739 |
Sudbury tax office (Corporate client services) to: Operations Services | 1-705-671-0490 |
Sudbury Tax Services Office 1050 Notre Dame Avenue Sudbury ON P3A 5C1 Fax: 705-671-3994 and 1-855-276-1529 and 1-705-671-0490 (for SR&ED) |
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SR&ED: 416-973-1717 or 800-959-5525 (Business Windows) | |
CRA Website http://www.ccra-adrc.gc.ca/menu-e.html | |
Fax numbers: GST maintenance 613-941-6322 or 941-6183 | |
Corporate services 416-954-5294 (business consent authorization) |
Provincial (Ontario)
Ontario Corporate Tax Oshawa | 416-920-9048 |
Ministry of Finance |
416-920-9048 x 6559 – audit inquiries 416-920-9048 x 3036 – accounting inquiries |
Ministry of Finance | http://www.gov.on.ca/fin/ |
Problem resolution | 1-800-959-8281 |
Business Registration for Corporation or unincorporated proprietorship or partnership Companies Branch 393 University Avenue, Suite 200 Toronto, Ontario M5G 2M2 Telephone 416-314-8880
Business and Individual resource Kit |
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GST Registration | Revenue Canada Taxation |
Business Number | 1 Front Street |
Payroll Deductions | Toronto, Ontario M5J 2X6 |
Internet http://www.ccra-adrc.gc.ca/tax/business/gst-hst-e.html | |
GST Toronto East 416-954-0212 re Corp returns1-800-959-5525 |
Ministry of Revenue Retail Sales Tax Branch 5 Park Home Avenue, Suite 200 North York, Ontario M2N 6W8 Telephone 416-222-3226 |
Workers Compensation General Inquiry |
Workers Compensation Board 200 Front St. West Toronto, Ontario M5V 3J1 Telephone 416-344-1000 |
Toronto Centre Toronto East, Toronto North |
1 Front Street, Toronto, Ont. M5J 2X6 200 Town Center Court, Toronto, Ontario M1P 4Y3 5001 Yonge St. Suite 1000, North York Ont. M2N 6R9 |