Explicitly declaring the standards and accessibility profiles followed by an ebook allows distributors, retailers, and librarians to efficiently categorize, validate, and audit files. This streamlines the publishing workflow while enhancing the publisher’s transparency and credibility.

Objectives

• Facilitate the verification of declared standards and accessibility profiles.
• Ensure the ebook actually complies with the stated standards and profiles.
• Provide stakeholders with quick and direct access to information regarding standards and guidelines.
• Build reader trust by demonstrating compliance with recognized industry standards.

Implementation

• Identify and verify all standards and accessibility profiles implemented in the ebook.
• Document these standards in the ebook metadata using the dcterms:conformsTo property in the OPF file and the relevant ONIX codes.

Control

• Verify that each link to a standard or profile is functional and points to the correct documentation.
• Periodically review declared standards and profiles to ensure they remain relevant and up to date.