The president has sought the judicial watchdog's counsel.
President Solih highlighted the lack of effective institutions for cooperation.
It was the first treaty of its kind signed by the Maldives.
Rilwan was beheaded and his body was sunk, a presidential commission found.
The admissibility of a statement from the anti-corruption chief was contested.
The president's nominees were confirmed with 62 votes in favour.
Guardian visas were pledged for parents and grandparents of Maldivian students.
The row erupted when Pakistan's deputy speaker raised the issue of Kashmir.
The speaker of parliament criticised demands for government jobs by activists.
The books were confiscated from an annual book fair.