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How to Become a Fully Registered Professional Sanitarian (RPS) and/or Environmental Specialist (RPES) in Oklahoma

  • If you are an In-Training registrant seeking to upgrade to Full registration, please see this page.
  • If you are an out-of-state registrant seeking reciprocal registration, please see this page.

All new applications for Full registration must include the following:

  1. Completed Application for Full Registration
  2. Completed Affidavit of Lawful Presence
  3. Certified copy of university transcript (photocopy unacceptable), including:
    1. Conferral of Bachelor’s Degree or higher in public or environmental health, related science field, or equivalent
    2. Minimum 30 hours of approved science, health, and math courses from the Approved Course List
  4. Employer letter verifying two (2) years of post-graduate experience in public/environmental health, including:
    1. Specific job duties
    2. Dates of work performed
    3. Location of work performed
    4. Printed name, title, and signature of superior/verifying individual
  5. Payment to “Oklahoma State Department of Health” or “OSDH,” including:
    1. $25.00 for RPS or RPES
    2. $50.00 if applying for both RPS and RPES
    3. $30.00 examination fee
    4. Low-Income Individual License Fee Waiver - House Bill 2933

Please do not email or fax applications ahead of payment.  This does not expedite the processing time.

All items should be submitted together in a single envelope, to:

Mail (pay by check or money order)
Oklahoma State Department of Health
Sanitarian & Environmental Specialist Program
PO Box 268815
Oklahoma City, OK 73126-8815

In Person (pay by check, money order, cash, credit/debit card)
Oklahoma State Department of Health
1000 NE 10th Street, First Floor
Oklahoma City, OK 73117

(Teller windows are open Monday-Friday 8:30 am to 4:00 pm, and closed on weekends and state holidays.)

If any items are missing, the applicant will be notified, usually via email, that the application cannot be processed until all required items are received.

If all items are received, the applicant will receive an approval letter via email or postal mail that they have been scheduled for the next available exam date and to appear before the Advisory Council (typically the same morning as the exam).  The letter will advise them of the time, date, and location of the exam/meeting.  (See “Testing Dates and Procedures.”)

The applicant must achieve an exam score of 60% or more to be approved for registration.  If this score is achieved, the applicant will be instructed to wait after the exam for the council meeting.  Their attendance at the meeting will include a brief interview with the Council, after which the applicant will receive their registration number.  Registration certificates and wallet cards are usually mailed out by the following business day.

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