Compress a PDF for Federal Court of Canada – confidential documents by email
Federal Court of Canada – confidential documents by email takes PDFs up to 18 MB. PDF Desk shrinks yours to just under it, right in this tab.
Max 18 MBPDF
Files stay on this device. Nothing is uploaded.
Federal Court of Canada – confidential documents by email upload limits
| Document | Max size | Min size | Formats |
|---|---|---|---|
| PDF attachment emailed to the Registry (confidential documents) Limit says 'smaller than 18 MB'; confidential documents must not go through the E-Filing System. | 18 MB | — |
Where this number comes from
“PDF attachments sent by email must be smaller than 18 MB, so you may have to split large documents into multiple parts before sending.”
— E-Filing – Federal Court of Canada, 2026-08-24. Checked October 2026.
PDF Desk aims at 17.5 MB, a little under the limit, because some portals count 1 KB as 1,000 bytes.
If the file will not get small enough
Scan in black and white at 150 DPI instead of colour. Remove blank and duplicate pages with Delete pages. If the portal allows several files, cut the PDF with Split PDF and upload the parts.
Other portals in Canada
Limits of other portals
Questions
What is the maximum PDF size for Federal Court of Canada – confidential documents by email?
PDF attachment emailed to the Registry (confidential documents): 18 MB. Source: fct-cf.ca, checked October 2026.
Federal Court of Canada – confidential documents by email still rejects my PDF. Why?
Check that it is not password-protected, that the file name has no special characters, and that it is a few percent under the limit — some portals count 1 KB as 1,000 bytes.
Are my PDFs uploaded?
No. PDF Desk opens and writes the file with JavaScript inside your browser tab. Nothing is sent to a server, so it is safe for contracts, IDs and bank statements.