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New Accessibility Techniques for PDF: Lists

The PDF Association’s third release of its Techniques for Accessible PDF focuses on lists!

This new guidance offers 15 correct (PASS) and 10 incorrect (FAIL) examples of list tagging to help authors properly tag lists in PDF documents. These techniques cover all basic types of lists and address common pitfalls. As always, these techniques are vendor-neutral and community-maintained.

PDF Association staff

By PDF Association staff
November 2025

New Accessibility Techniques for PDF: Lists

The PDF Association’s third release of its Techniques for Accessible PDF focuses on lists!

This new guidance offers 15 correct (PASS) and 10 incorrect (FAIL) examples of list tagging to help authors properly tag lists in PDF documents. These techniques cover all basic types of lists and address common pitfalls. As always, these techniques are vendor-neutral and community-maintained.

PDF Association staff

By PDF Association staff
November 2025

PDF 2.0 modernizes cryptographic support

January 2023 by Peter Wyatt
Article


ISO TC 171 SC 2 is publishing new extensions and clarifications to PDF 2.0 in support of advanced cryptography.

Peter Wyatt
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December 2022 by Duff Johnson
Duff Johnson
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In 2023 the PDF Association will focus on technical community while the final phase of the SafeDocs program offers an … Read more

PDF Association news

December 2022 by Matthias Valvekens (Matthias Valvekens)
Matthias Valvekens
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A commentary on the interoperability of encrypting PDF documents with public-key cryptography.

Article

December 2022 by Matthias Valvekens (Matthias Valvekens)
Matthias Valvekens
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Identifying the signer’s key in a PDF signature: how does that work?

Article

December 2022 by Dietrich von Seggern (callas software GmbH)
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Dietrich von Seggern from callas software explains, how companies can optimally prepare PDF files for variable data printing.

Article

December 2022 by PDF Association staff
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Adobe releases the source code for an early version of PostScript, the forerunner of PDF.

News

November 2022 by PDF Association staff
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DARPA will provide seed funding of $1.3M for research and prototyping centered on reinventing the PDF specification and delivering on … Read more

News

November 2022 by PDF Association staff
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Our all-new presentation archive now includes recordings from PDF Days Europe 2022!

PDF Association news

November 2022 by PDF Association staff
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Impressions of the PDF Days Europe 2022 in September in Berlin at the Novotel Tiergarten. Images of several keynotes, sessions, … Read more

PDF Association news

October 2022 by Duff Johnson
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As of October 28 2022 worldwide searches for “pdf” had peaked in March, 2022. Even as internet searches continue to … Read more

Article

October 2022 by PDF Association staff
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In a new podcast episode, SE Radio’s Gavin Henry interviews PDF Association CTO Wyatt and CEO Johnson about a wide … Read more

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