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How and when to claim the credit

Whether you are a taxable Canadian corporation or a taxable Canadian corporation that is a member of a partnership, you can claim the credit in the tax year in which the property becomes available for use, provided that all relevant requirements are met.

The credit is claimed on your corporate tax return.

If your project includes different types of eligible property, you may be able to claim multiple ITCs for the same project.

Refer to: Claiming one or more ITCs

Corporation

A corporation claiming the Clean Hydrogen ITC must include:

A corporation that is a member of a partnership must also include any allocated amounts related to the Clean Hydrogen ITC from the partnership. Usually the allocated amonts are included on a T5013 slip, Statement of Partnership Income.

The above schedule and details should be filed with your T2 Corporation Income Tax Return (Open in a new tab) for the, year using the same method you use to file your taxes.

Partnership

The Clean Hydrogen ITC can be allocated to members of a partnership that are taxable Canadian corporations or partnerships that have taxable Canadian corporations. 

The partnership must:

  • File the details of how the ITC was calculated 
  • Provide a T5013 slip, Statement of Partnership Income (Open in a new tab) to each corporate member
    • A partnership must provide a complete version of this form to each member to notify them of their allocated share for the year of:
      • The Clean Hydrogen ITC (box 294)
      • Labour requirements addition to tax (box 295)
      • Clean Hydrogen ITC recapture (box 297)
      • Clean Hydrogen recovery tax (box 296)

Taxable Canadian corporations that are members of the partnership must file the appropriate Clean Hydrogen ITC information. Refer to the Corporation tab for details.

Due date to file for the credit

You must file by the filing due date of your T2 Corporation Income Tax Return.

Refer to: When to file your corporation income tax return

The CRA may accept late filing of the appropriate information, if filed by the later of December 31, 2025, and one year after the filing due date.

Provide appropriate information with your return

Claimants are responsible for the information in their claim. Whether you prepare the claim yourself or it is done by someone else, check that your claim is complete, accurate, and supported by evidence before you submit it.

Until an electronic software version of the form becomes available, you must attach a copy of the PDF form with your return. 

How to attach documents to your return

For corporations: Attaching documents to your T2 return

Using the T2 Attach-a-doc-service

The T2 Attach-a-doc service allows corporations to attach supporting documentation such as certificates when they file their T2 return or within 24 hours of filing. This service is not mandatory for certified software products. Some include it and others do not.

If you have questions on the availability of the service: contact the software product company (Open in a new tab).

Requirements for filing an attachment

You must have filed the initial or amended T2 corporate tax return electronically within the last 24 hours.

Before filing an attachment, make sure you have:

  • Your EFILE number and password to file, or a Web Access Code (WAC) for the corporation
  • The date and time of the T2 return you want to attach the document
  • The confirmation number of the T2 return

Follow these document requirements:

  • Limit the size of a single transmission to 150 MB. (This means you may have to make multiple transmissions to send documents that exceed the limit.)
  • Use one of the following file types for the documents: pdf, doc, docx, xls, xlsx, rtf, txt, jpg, jpeg, tiff, tif, xps.

How to attach documents to your T2 return

  1. Select "Attach-a-doc" from within the T2 software. (You have 24 hours to attach-a-doc to an electronically submitted T2 Return.)
  2. You will need the date/time of the T2 return you want to attach the document to along with the confirmation number of the electronic transmission.
  3. Select the document type "Elections" from a drop-down menu list.
  4. Enter a description. (The description is limited to 255 characters).
  5. Select "Submit/Transmit" and the CRA will provide you with a confirmation.
For partnerships: Submitting documents related to your partnership return

Follow these document requirements:

  • Add up to 10 files that have a cumulative file size of 500 MB in a single submission. (This means you may have to make multiple submissions through the Submit Documents process to attach documents that exceed the limit.)
  • Use one of the following file types for the documents: pdf, doc, docx, xls, xlsx, rtf, txt, jpg, jpeg, tiff, tif, xps.

How to submit documents related to your partnership return

  1. On the MyBA Overview page, left hand side navigation pane, under Correspondence, select "Submit documents".
  2. On the Submitted Documents page, select the "Submit documents" button.
  3. On the Submit Documents page, select "Start" to begin the Submit Documents process.
  4. For ‘Do you have a case or reference number’, select "No".
  5. From the ‘Topic’ dropdown, select "More topics".
  6. Under ‘Indicate the reason for your submission’, select the "Submit supporting documents for Partnership Financial Return (T5013FIN)" option.
  7. Then select "Next".
  8. Use the " + Attachments" button to attach all supporting documentation. You may add up to 10 files that have a cumulative file size of 500 MB. If the total file size is over 500 MB, make multiple submissions through the Submit Documents process.
  9. Once you have attached all documents you wish to submit, select "Next".
  10. Review the ‘Reason for submission’.
  11. Review the attached documents.
  12. Once you have confirmed you wish to proceed, select "Submit" and the CRA will provide you with a confirmation.

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2025-11-19