NEHA - National Environmental Health Association

Go directly to NEHA certification (National Environmental Health Association)

IEHA members are reimbursed for NEHA credentialing exam fee.  Reimbursement is provided once exam is passed and credentialing verified.  Members please click here for reimbursement form.  

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NEHA Registered Environmental Health Specialist/Registered Sanitarian (REHS/RS)

The REHS/RS is the premiere NEHA credential. It is available to a wide range of environmental health professionals.  Individuals holding the REHS/RS credential show competency in environmental health issues, direct and train personnel to respond to routine or emergency environmental situations, and frequently provide education to their communities on environmental health concerns.  The advantages of NEHA's REHS/RS registration program are: demonstrate your competency and capabilities in the environmental health field, the continual update of the REHS/RS examination and study guide based on an ongoing assessment of the environmental health field, and the tracking of individuals continuing education by NEHA.

NEHA Certified Installers of Onsite Wastewater Treatment Systems (CIOWTS)

The first national credential for the onsite wastewater profession aimed at setting standards of practice for onsite wastewater treatment system installers. NEHA facilitated the development of this credential with cooperation from National Onsite Wastewater Recycling Association (NOWRA), State Onsite Regulators Alliance (SORA), and Consortium of Institutes for Decentralized Wastewater Treatment (CIDWT). For more information click here.




NEHA Certified Environmental Health Technician (CEHT)

This certification has been discontinued and is no longer offered. 



NEHA Certified Professional - Food Safety (CP-FS)

The Certified Professional - Food Safety is for food safety professionals and is designed for individuals within the public and private sectors whose primary responsibility is the protection and safety of food. The exam for this prestigious credential integrates food microbiology, HACCP principles and regulatory requirements into questions that test problem solving skills and knowledge.

NEHA Healthy Homes Specialist

Is this credential right for you?

If you are a professional in one of the groups below, you may be interested attaining the Healthy Homes Specialist credential: 
  •  Individuals who have been certified or licensed as lead risk assessors, radon measurement professionals, or mold professionals.  These individuals have developed a basic expertise in a specific environmental hazard in the home and are interested in expanding their capabilities and services. 
  •  NEHA Registered Environmental Health Specialists seeking to demonstrate their experience and expertise in housing. 
  •  Public health nurses seeking to document their expertise in healthy homes. 
  •  Health department and housing agency staff seeking to document their expertise in healthy homes or better position their agencies to receive U.S. Department of Housing and Urban Development (HUD) Healthy Homes grants.
More Information 

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