42 CFR §493.909
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The subspecialties under the specialty of microbiology for which a program may offer proficiency testing are bacteriology, mycobacteriology, mycology, parasitology and virology. Specific criteria for these subspecialties are found at §§ 493.911 through 493.919.