{"data":{"chapter":"I","heading":"Respirable dust control plan; filing requirements.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-D/section-71.300","part":"71","subchapter":"O","subpart":"D","id":"71.300","citation":"30 CFR 71.300","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 71—MANDATORY HEALTH STANDARDS—SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","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"}}}