 ETC collection lanes are usually on the leftmost lane of a toll plaza, but may occur on mixed lanes, where cash payments can be done alongside ETC.Beginning on February 16, 2020, Class 2 and 3 vehicles and closed vans are prohibited from using the southbound portion of Skyway; these are assigned to the at-grade portion to mitigate the traffic caused by the closure of one southbound lane for the ongoing construction of the Skyway Extension Project in Muntinlupa., the toll rates (both cash and ETC), from Ayala Greenfield Estates toll plaza, the first toll barrier at South Luzon Expressway northbound, are as follows