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​​​​​​​Criteria to become a registered environmental health specialist (REHS) include a diploma from an approved four-year high school or the equivalent and completion of a four-year degree from a college or university with a minor or 24 semester hours in environmental health, biological science or physical science. An applicant is required to pass a written examination in subjects specified by the Cabinet. An oral examination may supplement written examinations. Upon successfully passing the examinations, the applicant will be certified as a registered environmental health specialist or sanitarian.

Registered Environmental Health Specialist Examination Dates

The registered environmental health specialist examination is conducted once a month or 12 times a year, at least once per year in each region at locations determined by the committee. The exam consists of 270 multiple-choice and true/false environmental public health-related questions. The exam fee is $50.

Applicants must register 30 day prior to the test date. Applicants must furnish picture identification and arrive at least 15 minutes prior to test time. 

REHS Application​​

Exam times (unless otherwise specified) 

Section I - 10 a.m. - 12 p.m. Eastern Time
Section II 1 p.m. - 3 p.m. Eastern Time

Exam Dates 2023

Jan. 11, 2023
Feb. 6, 2023, at KYEHA Conference (actual time pending room assignment/location)
March 8, 2023
April 20, 2023, at KPHA Conference (actual time pending room assignment/location)
May 10, 2023
June 14, 2023
July 12, 2023
Aug. 16, 2023
Sept. 13, 2023
Oct. 18, 2023
Nov. 8, 2023
Dec. 13, 2023​
For specific times and locations, please contact Lydia Agbor or  Daniel Bell​ or call (502) 564-7398.

Registered Environmental Health Specialist Examining Committee 

Registered Environmental Health Specialist By-Laws and Ethics

Contact Hours Required to Maintain Registration

Before renewal of registration can be issued, the registrant must submit evidence of having completed 10 contact hours approved by the committee. Ten contact hours of continuing education are required per year.