What is the pass mark for the assessment? August 09, 2016 00:44 Updated Follow The pass mark for the MHFAider Accreditation Assessment is 80%. Related articles What if I don't have an email address or don’t want to share my personal details? Does a short assessment adequately assess my skills? What will MHFA do with my email address? What is the structure of the Accreditation Assessment? What is the MHFAider Accreditation Program?