This report covers the work of the Supervisory Body for the mechanism established by Article 6, paragraph 4, of the Paris Agreement between 15 September 2023 and 17 November 2023, including its 8^th and 9^th meetings. During this period, the Supervisory Body focused its work on the recommendations to be delivered to the Conference of the Parties serving as the meeting of the Parties to the Paris Agreement at its fifth session, namely the recommendations on activities involving removals under the mechanism and on requirements for the development and assessment of mechanism methodologies