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Regulations last checked for updates: May 23, 2025
Title 42 - Public Health last revised: May 16, 2025
All Titles
Title 42
Chapter IV
Part 493
Subpart I - Subpart I—Proficiency Testing Programs for Nonwaived Testing
PROFICIENCY TESTING PROGRAMS BY SPECIALTY AND SUBSPECIALTY
§ 493.909 - Microbiology.
§ 493.911 - Bacteriology.
§ 493.913 - Mycobacteriology.
§ 493.915 - Mycology.
§ 493.917 - Parasitology.
§ 493.919 - Virology.
§ 493.921 - Diagnostic immunology.
§ 493.923 - Syphilis serology.
§ 493.927 - General immunology.
§ 493.929 - Chemistry.
§ 493.931 - Routine chemistry.
§ 493.933 - Endocrinology.
§ 493.937 - Toxicology.
§ 493.941 - Hematology (including routine hematology and coagulation).
§ 493.945 - Cytology; gynecologic examinations.
§ 493.959 - Immunohematology.
§ 493.901 - Approval of proficiency testing programs.
§ 493.903 - Administrative responsibilities.
§ 493.905 - Nonapproved proficiency testing programs.
authority:
42 U.S.C. 263a
,
1302
,
1395x
,
1395x
source:
55 FR 9576, Mar. 14, 1990, unless otherwise noted.
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