S/2016/846 16-17502 3/4 1. Demands that all parties to the Syrian conflict, in particular the Syrian authorities, immediately comply with their obligations under international humanitarian law and international human rights law as applicable, including with respect to all besieged and hard-to-reach areas, and fully and immediately implement all the provisions of Security Council resolutions 2139 (2014), 2165 (2014), 2191 (2014), 2199 (2015), 2254 (2015), 2258 (2015) and 2268 (2016), and recalls that those violations and abuses committed in Syria that may amount to war crimes and crimes against humanity shall not go unpunished; 2. Urges immediate implementation of the cessation of hostilities as well as immediate, safe and unhindered humanit...