Order of the General Court (Third Chamber) of 14 March 2023.#Thierry Mariani v European Parliament.#Action for annulment – Law governing the Institutions – Member of Parliament – Decision excluding from participation in election observation delegations of the Parliament until the end of the term of office – Measure of internal organisation of the work of the Parliament – No effect on the conditions under which the mandate of a Member of Parliament is exercised – Act not open to challenge – Manifest inadmissibility.#Case T-196/22.