4. Notwithstanding the grace period for the application of the Understanding on Rules and Procedures Governing the Settlement of Disputes, before making a request for consultations pursuant to Articles XXII or XXIII of GATT 1994, and at all stages of dispute settlement procedures with regard to a measure of a least-developed country Member, a Member shall give particular consideration to the special situation of least-developed country Members. In this regard, Members shall exercise due restraint in raising matters under the Understanding on Rules and Procedures Governing the Settlement of Disputes involving least-developed country Members.