http://www.deceased-tax-returns-canada.com
If you are an executor or administrator. You are the legal representative of a deceased person.
Executor - This is someone a will names to act as the legal representative to handle a deceaseds estate.
Administrator - There may not be a will or will may not name an executor. In this case court will appoint. This is often spouse, partner or next of kin or accountant.
Important - As a legal representative you may wish to appoint an authorized representative to deal with CRA for tax matters on your behalf. You may do so by completing form T1013 authorize or canceling a representative.