Holding agrees Pakistan were innocent of ball-tampering but insists their refusal to retake the field should have been punished.
"When you take certain actions, you must be quite happy to suffer the consequences," he said.
"I have just written my letter of resignation to the ICC Cricket Committee because I cannot agree with what they've done.
"A lot of things that are happening today that I don't want to be involved with, so I've moved on."