Canada Revenue Agency
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International Tax Services Office

Office address:
2204 Walkley Road
Ottawa ON  K1A 1A8
Canada

Office hours:
8:15 a.m. to 4:30 p.m. (year round)
Service by appointment only
Call to book an appointment

Hours of telephone service:

Individuals
8:15 a.m. to 5:00 p.m. from Monday to Friday
(Eastern time, May 1 to mid-February)

8:15 a.m. to 9:00 p.m. from Monday to Thursday;
8:15 a.m. to 5:00 p.m. on Friday
(Eastern time, mid-February to April 30)

Non resident corporations and trusts
8:15 a.m. to 5:00 p.m. from Monday to Friday
(Eastern time, year-round)

For questions about GST/HST, please see Non-resident GST/HST enquiries. For all other questions, see the telephone numbers below.

Calls from anywhere in Canada and the United States

Individuals 1-800-267-5177
Non-resident corporations
1-800-561-7761
Ext. 9144
Non-resident corporation accounts
1-800-561-7761
Ext. 9155
Non-resident trusts
1-800-561-7761
Ext. 9150
Part XIII tax and Non-resident withholdingaccounts
1-800-267-3395

Calls from outside Canada and the United States
(we accept collect calls)

Individuals 1-613-952-3741
Non-resident corporations and corporation accounts 1-613-954-9681
Non-resident trusts
1-613-952-8753
Part XIII tax and Non-resident withholdingaccounts
1-613-952-2344

Fax numbers

Individuals
1-613-941-2505
Non-resident corporations, corporation accounts, and trusts 1-613-952-3845
Part XIII tax and Non-resident withholdingaccounts
1-613-941-6905