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How to use or fill out t661 with our platform
- Click 'Get Form' to open the t661 in the editor.
- In Part 1, enter your name, business number, and tax year. Ensure all contact information is accurate for smooth communication.
- Proceed to Part 2. For each project claimed, provide a title, start date, and completion date. Describe the scientific uncertainties you aimed to overcome.
- In Section B of Part 2, summarize the work performed during the tax year and any advancements achieved. Be concise yet thorough.
- Move to Part 3 to select your method for calculating SR&ED expenditures. Fill in the relevant financial details as instructed.
- Complete Parts 4 through 10 by providing necessary calculations and certifications. Review all entries for accuracy before submission.
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