Diplomates recertify by meeting the minimum requirements for a CM Worksheet (as listed below) or if eligible, by successful examination.
| Sum of all Categories
||Category 4 - Points (Hours)|
|Diplomate||Cycle||Total Points||IH ^||IH Ethics *|
|CIH®||54 months||36||9 (54 hrs)||0.33 (2 hrs)|
|60 months||40||10 (60 hrs)||0.33 (2 hrs)|
|CAIH®||54 months||31.5||9 (54 hrs)||0.33 (2 hrs)|
|60 months||35||10 (60 hrs)||0.33 (2 hrs)|
^ Those with the IEQ sub-specialty, at least 30 hours (5 points) must be in air quality.
* The IH Ethics credit also counts as IH credit.
Diplomates can check their CM cycle end date and worksheet due date at the My Account.
Anyone with a cycle end date of June 30 for 2014, 2015 or 2016 is on the 54 month cycle unless the person has been granted a cycle extension or the person initially passed the exam in spring 2011.