The main sessions of 4th Forum of Ministers and Environment Authorities of Asia Pacific (4th AP Forum) will be held on 6-7 October in Suwon, Republic of Korea in a hybrid format. The Senior Officials Meeting on 6 October and the Ministerial Segment on 7 October will take place at the Suwon Convention Center with both on-site and virtual participations. All member states are welcomed to attend the 4th AP Forum physically in Suwon. Countries which do not intend or are not able to travel to Korea can attend the Forum remotely through an online platform. This Information Note for Participants is to provide information on administrative and logistical arrangements as well as other relevant issues for the participants of the 4th AP Forum.