- In July 2017, the Assembly established the Ad Hoc Committee on Countering Terrorism, which was tasked with promoting inter-parliamentary dialogue on issues related to countering terrorism.
- In February 2016, the Assembly established the Ad Hoc Committee on Migration to address the refugee and migrant crisis that has impacted Europe and the broader OSCE area.
- The Sub-Committee on Rules of Procedure considers proposed changes to the Rules of Procedure with a view towards streamlining Assembly activities and promoting efficiency.

Ad Hoc Committees and Working Groups
According to the Assembly's Rules of Procedure, the Standing Committee may appoint ad hoc committees for specific purposes, prescribing their term of office, composition and mandate.