The Governments of Malaysia and of Singapore have entered an agreement to mutually suspend the implementation of their overlapping port limits and apply their port limits in effect prior to 25 October 2018 and 6 December 2018 respectively. They furthermore agreed to not authorise and to suspend all commercial activities in the area and to not anchor government vessels in the area. The agreement became effective on April 8, 2019. According to a statement issued by representatives of both Governments, negotiations for maritime boundary delimitation in the area are expected to commence within one month following implementation of said agreement. That March 2019 joint statement may be found here / here; a more recent joint statement confirming the schedule is available here / here. The relevant Circulars of the Maritime and Port Authority of Singapore are here and here.