Singapore certification scheme

Registered Industrial Hygienist RIH (SG)

A professional certification pathway for industrial and occupational hygienists who protect worker health through competent anticipation, recognition, evaluation, and control of workplace hazards.

About RIH (SG)

A credible standard for workplace health protection.

The RIH (SG) scheme recognises professionals with the education, practical experience, professional conduct, and applied competence required for robust industrial and occupational hygiene practice.

Certification helps employers, regulators, clients, and the wider workplace health community identify practitioners committed to evidence-based assessment and control of occupational health risks.

Certification pathway

From application to professional recognition.

1

Review criteria

Check the accreditation requirements for RAIH (SG) or RIH (SG), including education, coursework, and practical experience.

2

Submit application

Prepare your application form, supporting documents, and any applicable assessment materials for review by the Board.

3

Complete assessment

Proceed through the required assessment pathway, which may include written and oral components depending on eligibility.

Next step

Review the application pathway

Check the latest requirements, assessment process, application documents, and certification pathway for RIH (SG) and RAIH (SG).

Go to application page