N.Y. Comp. Codes R. & Regs. tit. 10, § 59.3 – Blood, urine and saliva alcohol analysis; permits.

(a) Individuals performing chemical analyses for blood, urine and saliva alcohol content may apply to the commissioner for a permit.
(b) A permit for the performance of chemical analyses for blood, urine and saliva alcohol content shall be issued by the commissioner to an applicant who:
1. (1) is a high school graduate and has one year of laboratory experience acceptable to the commissioner; or
2. (2) has satisfactorily completed two years of college study and has six months of laboratory experience acceptable to the commissioner; and
3. (3) demonstrates to the satisfaction of the commissioner proficiency in the chemical analyses of the alcoholic content of blood and any other sample type that the commissioner requires; and
4. (4) has access to appropriate laboratory facilities for the performance of such analyses.
(c) The applicant shall demonstrate proficiency in the techniques and methods of analysis by correctly analyzing and reporting results, within limits of accuracy established by the commissioner, for 75 percent of the samples for each set of proficiency tests issued by the commissioner.
(d) A permit shall be issued for a period of one year and may be renewed annually thereafter. A permit shall not be issued or renewed if, for two consecutive sets of proficiency tests, the applicant or permit holder:
1. (1) does not meet the proficiency requirements of this section; or
2. (2) fails to report proficiency test results; or
3. (3) reports results after three weeks from the date of distribution of proficiency test samples, except that the commissioner, for good cause, may extend such time on request made during such three-week period.