{"data":{"chapter":"I","heading":"Follow-up evaluation when an audiogram is invalid.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.173","part":"62","subchapter":"M","subpart":"","id":"62.173","citation":"30 CFR 62.173","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER M—UNIFORM MINE HEALTH REGULATIONS","partHeading":"PART 62—OCCUPATIONAL NOISE EXPOSURE","subpartHeading":"","text":null},"meta":{"representation":"json","fullCorpus":"/data/title30-sections.json","snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"}}}