The current total cost of the certification process for both CHMM, CHMP & CDGP is $695. This includes a $175 nonrefundable application fee and a $360 examination fee. After passing the exam, the initial (1st year) annual certification maintenance fee of $160 is due and is due at the anniversary of your certification each year thereafter throughout the five-year certification cycle. The current fees charged by IHMM are found within each credential's page under IHMM Fees.