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Reader Aids

Reader Aids help people use and understand the eCFR. Reader Aids information is not published in the Code of Federal Regulations.

Reader aid items in this section

  • Introducing timeline filtering
    We’re thrilled to announce the release of timeline filtering for cross-references to the Federal Register. This feature will appear when you view timelines for sections that include cross-references in their history. The timeline provides a detailed record of how a section has changed over time. Cross-reference entries are...