Source-checked reference
PDF file-size limits for common uploads and filings
Upload limits depend on the exact portal and workflow. Every figure below comes from an official source and includes its scope and last-checked date.
Limits and sources
| Platform | Published limit | Format | Use case and qualification | Official source |
|---|---|---|---|---|
| USCIS online filing | Limit12 MB per uploaded document | FormatPDF, JPG, JPEG (TIF or TIFF for some forms) | Evidence uploaded with an online immigration form USCIS also says files must not be encrypted or password protected. The page shows a last-reviewed date of 23 March 2026. | USCIS — Tips for Filing Forms Online Last checked Use this compression preset |
| U.S. Court of Appeals for the Second Circuit CM/ECF | Limit10 MB per PDF | FormatPDF | Electronic court filing This is a court-specific rule, not a nationwide CM/ECF limit. The court permits no more than 10 attachments, each at or below 10 MB, per document. | Second Circuit — Dividing an oversized PDF Last checked Use this compression preset |
| EU Settlement Scheme | Limit6 MB per document | FormatScans or photos of evidence | Evidence of UK residence GOV.UK allows a maximum of 10 documents for this evidence workflow. This is not a general UK visa or UKVCAS limit. The guidance page shows a last-updated date of 20 September 2022. | GOV.UK — EU Settlement Scheme: evidence of UK residence Last checked Use this compression preset |
| VFS Global Japan eVisa (Singapore) | Limit2 MB per document | FormatPDF, TIF | Supporting documents, one file per category This applies to the named VFS application route. VFS limits vary by destination, country of application, and document category. | VFS Global — Apply for Japan eVisa from Singapore Last checked Use this compression preset |
| Oracle Taleo Enterprise Basic package | Limit1 MB default per attachment | FormatPDF and other tenant-approved formats | Candidate, requisition, offer, and other Taleo attachments This is a configurable default, not a universal hard cap. Oracle’s documentation also describes a 5 MB per-file ceiling for some configurations and, for the Basic package, up to 10 attachments per record. Use the limit your employer’s portal shows. | Oracle Taleo Enterprise 22C — Attachment permissions and settings Last checked Use this compression preset |
| Personal Gmail | Limit25 MB total attachments | FormatAllowed Gmail attachment formats | Files attached to one outgoing message Gmail replaces larger attachments with a Google Drive link. Work and school accounts use limits set by the administrator. PDFOak offers an 18 MB preset as conservative headroom; 18 MB is not Google's published limit. | Google — Send attachments with your Gmail message Last checked Use this compression preset |
| Intuit Lacerte e-file | Limit1.5 MB per PDF; 32 MB combined | FormatPDF | PDF attachments to an electronically filed tax return Intuit notes that filing trouble can begin around 20 MB combined and suggests re-scanning oversized PDFs in black and white at a lower resolution, such as 200–300 dpi. | Intuit — Resolving error 12031 when e-filing in Lacerte Last checked Use this compression preset |
Need to hit one of these targets?
Pick the matching preset as your target, then check the downloaded file against the portal’s current rule before you submit.
Compress a PDF to a target sizeWhy Workday is not listed
Workday is not listed because no official source defines one universal attachment limit. Follow the limit displayed by the employer’s portal.