Hamiti: Illegal plates are unacceptable, but why were illegal IDs accepted?

Hamiti, via a Facebook post, has written that illegal plates of Serb parallel structures are unacceptable, adding further that even accepting illegal identification is violation of the law in Kosovo.

Full Posting:

Illegal plates of Serb parallel structures are unacceptable.

Why illegal IDs were accepted
of these structures of Serbia for Kosovo?

Accepting these illegal IDs is violation of the law in Kosovo. Not rule of law.