Our customers often ask us, “Which should I be making – PDF/A-1 or 2?” Today we’re going to discuss this question.

The ISO standard PDF/A-1 was published in 2005. The goal was the targeted restriction of the PDF’s scope of function, in order to make standard-conforming files archivable long-term. PDF was still defined over an Adobe reference at the time. With PDF/A, no new PDF reference could be created. Instead, recommendations were marked as obligatory and ambiguities from limitations clarified, e.g. transparent objects were forbidden.

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