What happens to my credits if a fax fails? Bruce December 28, 2017 10:08 Updated Your credits will automatically be refunded back to your account if a fax fails. You can reuse those credits to send a fax anytime. - iFax Related articles How do I cancel my subscription? How do I make sure that my fax is delivered successfully? How many credits do I need to send a fax? How can I receive faxes? Do I need an incoming fax number subscription to send faxes? Comments 0 comments Please sign in to leave a comment.