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Regulations last checked for updates: Sep 12, 2025
Title 42 - Public Health last revised: Aug 26, 2025
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Title 42
Chapter IV
Part 493 - PART 493—LABORATORY REQUIREMENTS
Subpart A [§ 493.1 - § 493.25] - Subpart A—General Provisions
Subpart B [§ 493.35 - § 493.41] - Subpart B—Certificate of Waiver
Subpart C [§ 493.43 - § 493.53] - Subpart C—Registration Certificate, Certificate for Provider-performed Microscopy Procedures, and Certificate of Compliance
Subpart D [§ 493.55 - § 493.63] - Subpart D—Certificate of Accreditation
Subpart E [§ 493.551 - § 493.575] - Subpart E—Accreditation by a Private, Nonprofit Accreditation Organization or Exemption Under an Approved State Laboratory Program
Subpart F [§ 493.602 - § 493.680] - Subpart F—General Administration
Subpart G - Subpart G [Reserved]
Subpart H [§ 493.801 - § 493.865] - Subpart H—Participation in Proficiency Testing for Laboratories Performing Nonwaived Testing
Subpart I [§ 493.901 - § 493.959] - Subpart I—Proficiency Testing Programs for Nonwaived Testing
Subpart J [§ 493.1100 - § 493.1105] - Subpart J—Facility Administration for Nonwaived Testing
Subpart K [§ 493.1200 - § 493.1299] - Subpart K—Quality System for Nonwaived Testing
Subpart L - Subpart L [Reserved]
Subpart M [§ 493.1351 - § 493.1495] - Subpart M—Personnel for Nonwaived Testing
Subpart N - Subparts N-P [Reserved]
Subpart Q [§ 493.1771 - § 493.1780] - Subpart Q—Inspection
Subpart R [§ 493.1800 - § 493.1850] - Subpart R—Enforcement Procedures
Subpart S - Subpart S [Reserved]
Subpart T [§ 493.2001 - § 493.2001] - Subpart T—Consultations
authority:
42 U.S.C. 263a
,
1302
,
1395x
,
1395x
source:
55 FR 9576, Mar. 14, 1990, unless otherwise noted.
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