CACrown ArchivesThe cinema collection
EN/FR
Search
Menu
Research dossier · General Reference

Title 42 of the Code of Federal Regulations

U.S. federal rules and regulations on public health

Cross-disciplinary reference desk with index cards, atlas, dictionary and catalogue
General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionFeb 27, 2026
Entity authorityQ17126366 ↗
Source-derived summary

CFR Title 42 - Public Health is one of fifty titles comprising the United States Code of Federal Regulations (CFR). Title 42 is the principal set of rules and regulations issued by federal agencies of the United States regarding public health, including respirator rules and regulations moved from CFR Title 30 (including MSHA), to the Public Health Service (including NIOSH and the CDC).

Editorial summary

“Title 42 of the Code of Federal Regulations” enters the record as u.S. federal rules and regulations on public health. Crown Archives preserves that source wording while asking what Title, Code and Federal can confirm, complicate or overturn.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current 63-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its strongest next move is a source search built around Title, Code and Federal.
Editorial analysis

Why this record matters

“Title 42 of the Code of Federal Regulations” is worth following because a concise public description often conceals a longer documentary argument. Here, Title, Code and Federal provides the most credible route into that argument.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Feb 27, 2026. The linked authority identifier is Q17126366. None of the 0 selected statements returned an explicit reference.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “Title 42 of the Code of Federal Regulations”, its source revision and the description used here.
  2. Expand the search: follow Title 42 of the Code of Federal Regulations primary sources, Title 42 of the Code of Federal Regulations archive and Title research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Title 42 of the Code of Federal Regulations”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which institution is responsible for the underlying evidence?
Subject index

Search terms from this dossier

Source & attribution

This entry incorporates text from “Title 42 of the Code of Federal Regulations” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.