New York Codes, Rules and Regulations
Title 6 - DEPARTMENT OF ENVIRONMENTAL CONSERVATION
Chapter X - DIVISION OF WATER RESOURCES
Subchapter A - GENERAL
Article 1 - MISCELLANEOUS RULES
Part 650 - Qualifications Of Operators Of Wasterwater Treatment Plants
Section 650.9 - Authority to alter requirements or to require examinations

(a) Based on a given plant's design capacity, the types of treatment processes, and the classification of receiving waters, the department may require the wastewater treatment plant to be operated by a higher grade operator than that required under this Part.

(b) The department may require any person whose qualifications are submitted for consideration to take written, oral or practical examinations and may approve such qualifications in a specific grade on the basis of the results of such examinations.