REGULATIONS
Rulings
AD/CVD
Notices
HTSUS
U.S. Code
Regs
More
Ports
About
Updates
Apps
Larger font
Smaller font
SEARCH
Sort by Rank
Titles Ascending
Titles Descending
10 per page
25 Result/page
50 Result/page
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 A - Subpart A—General Provisions
§ 493.1 - Basis and scope.
§ 493.2 - Definitions.
§ 493.3 - Applicability.
§ 493.5 - Categories of tests by complexity.
§ 493.15 - Laboratories performing waived tests.
§ 493.17 - Test categorization.
§ 493.19 - Provider-performed microscopy (PPM) procedures.
§ 493.20 - Laboratories performing tests of moderate complexity.
§ 493.25 -
authority:
42 U.S.C. 263a
,
1302
,
1395x
,
1395x
source:
55 FR 9576, Mar. 14, 1990, unless otherwise noted.
.list_box li,p,.cm-search-info,.cm-search-detail,.abt span,.expand-collapse_top
Get the CustomsMobile app!