Students can apply to take their final exam once they have completed their course, course assignment, supervised practices and case studies.

The final Examination is with the Association and Register of Colon Hydrotherapists (ARCH). It is booked and paid for separately from the course.

Examination consists of a two hours written theory paper and an independently assessed treatment.The exam is set out to demonstrate the skills, knowledge and understanding that are set out by The National Occupational Sandards.

A "Diploma in Naturopathic Colon Hydrotherapy" is awarded by IPCH on successful completion of the examination.

The Diploma is validated by the Association and Register of Colon Hydrotherapists (ARCH) and fully recognised by all major Colonic Organisations.

It gives access to membership with the Complementary and Natural Health Care Council (CNHC) and enables the student to advertise their services within the parameters set out by CNHC.