Question

نصب هر گونه آگهی پیگرد قانونی دارد

Answer 1

putting up any type of advertisements (on here) will be subject to prosecution.

put sth⇔up
to put a picture, notice etc on a wall so that people can see it
Can I put up some posters? (Webster)
 

Answer 2

Fly-posting will be prosecuted or will be subject to prosecution.