New laws also are aimed at curbing drug use and smuggling.
Security forces in Bajaur District are returning institutions to civilian control and reducing the number of security checkpoints.
A bill that has been introduced in the Senate would raise the age of marriage from 16 to 18 years in the Islamabad region.
The expressway will not only improve relations but promote regional integration as well, officials and business leaders say.
The final leg of the PSL-4 has boosted the prospects of international cricket in Pakistan, which have long been stunted by terrorism.
Tens of thousands of civilians have been trucked out in recent weeks from the jihadists' ever-shrinking territory in Baghouz, near Syria's border with Iraq.