Immigration & Tax Form Requirement Directory
Search by official form number (e.g. Form I-485, N-400, IMM 5257, W-2, CP2000) to inspect mandatory portal file size limits, page thresholds, and pre-configured PDF repair settings.
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All PDF analysis, form field flattening, and compression happen directly inside your web browser. Your sensitive documents (passports, tax IDs, visa forms) never leave your device.
Application to Register Permanent Residence / Adjust Status
💡 Tip: All fillable form fields and barcode arrays must be flattened before submission.
Application for Naturalization
💡 Tip: Tax transcripts and passport photos attached must be under 6MB combined per file.
Petition for Alien Relative
💡 Tip: Supporting evidence packets (marriage/birth certificates) must not contain active form code.
Application for Employment Authorization (OPT/EAD)
💡 Tip: 2x2 passport photos and I-94 copy must be flattened PDFs.
Affidavit of Support Under Section 213A
💡 Tip: #1 most rejected form due to interactive fields exported by Adobe Acrobat.
Application for Visitor Visa (Temporary Resident Visa)
💡 Tip: Strict 4MB limit and 30-page maximum. Dynamic XFA fields cause instant portal error.
Family Information Form
💡 Tip: Digital signatures on fillable forms must be converted to static content streams.
UK Visa Supporting Evidence Packet
💡 Tip: All scanned bank statements and employment letters must be in portrait orientation.
Notice of Proposed Adjustment (Tax Underreporting)
💡 Tip: IRS DUT portal rejects interactive PDFs generated by TurboTax and H&R Block.
U.S. Individual Income Tax Return
💡 Tip: Attach schedules and W-2 copies as flattened static PDFs.
Wage and Tax Statement / Information Returns
💡 Tip: Scanned tax forms must be under 5MB per document.
Australia Partner Visa Evidence Packet
💡 Tip: ImmiAccount rejects files containing JavaScript action objects or active signatures.
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Government PDF File Size Limits by Portal
Complete reference: USCIS 6 MB, IRCC 4 MB, UKVI 6 MB, ImmiAccount 5 MB, and more.
Why Government Websites Reject PDFs
Technical reasons behind government PDF rejection systems and how to prepare your documents.
How to Flatten a Fillable PDF
Step-by-step guide to converting interactive PDF forms to static documents for government portals.