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PDF/A
using IronPdf;

// Open a PDF or use an exisiting PdfDocument object
PdfDocument pdf = PdfDocument.FromFile("source_doc.pdf");

// Perform PDF Editing Tasks...

// Save the PDF/A-3b Document to File
pdf.SaveAsPdfA("pdfa-compliant.pdf", PdfAVersions.PdfA3b);
Imports IronPdf

' Open a PDF or use an existing PdfDocument object
Dim pdf As PdfDocument = PdfDocument.FromFile("source_doc.pdf")

' Perform PDF Editing Tasks...

' Save the PDF/A-3b Document to File
pdf.SaveAsPdfA("pdfa-compliant.pdf", PdfAVersions.PdfA3b)
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PDF/A

PDF/A

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