T661 - Scientific Research and Experimental Development (SR&ED) Expenditures Claim

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T661 Scientific Research and Experimental Development (SR&ED) Expenditures Claim

What's new - Changes to Form T661

We have revised the form to be consistent with the language of the revised Eligibility of Work for SR&ED Investment Tax Credit Policy dated April 24, 2015, and to reflect the legislative changes from Bill C-45 (2012) that became law in December 2012 and Bill C-4 (2013), which became law in December 2013.

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PDF t661-15e.pdf (135 KB)
PDF fillable/saveable t661-fill-15e.pdf (376 KB)

Last update: 2015-11-10

This document is only available in electronic format.

Previous-year versions are also available.

Related documents:
T4088 Scientific Research and Experimental Development (SR&ED) Expenditures Claim - Guide to Form T661
SR&ED T661 Claim Form – 2013 Revision – Claim preparer information
SR&ED T661 Claim Form – Revised optional filing measure for Part 9

Related link:
Scientific Research and Experimental Development Tax Incentive Program

Date modified:
2015-11-10