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getsix® Customer Invoice Portal
FAQ
D. Uploading documents

Articles in this section

What is the KSeF ID and do I need to enter it manually?
How long does it take for a document to appear after uploading?
What are the rules for uploading? Are there any restrictions?
How do I upload a document manually?
What document formats are supported?

What document formats are supported?

Customer Care

15 April 2026 12:56
Updated

Accepted formats: PDF, JPG, PNG, TIFF, XML (KSeF). Maximum file size: 20 MB. Maximum pages per file: 20.

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