What is the ruling if some portion of the male organ remains and intercourse is possible?
Chapter on the Term for the Impotent and the Castrated who is not amputated
Al-Mughni
Book of Marriage
Primary text
If a residual part of the male organ remains through which intercourse is possible, it is preferable to impose a time limit upon him. This condition is then treated analogously to a congenitally impotent man ('aneen khilqatan).
Supporting text
If there is a dispute regarding the remaining quantity and whether intercourse is possible with it or not, reference must be made to experienced experts to ascertain that matter.