The foreign recruitment of all franchise teams had already left the competition.
Among the franchise teams, Peshawar Zalmi are the most affected one as five of their foreign recruits withdrew.
PSL is scheduled to be started from February 20 and will come to an end at March 22.
All matches of the forthcoming season of the Pakistan Super League will be played in Pakistan.
Franchise owners and Pakistan Cricket Board authorities agreed to held all matches of PSL-5 in Pakistan