It connects Central Luzon and North Luzon. It starts at SCTEX in Tarlac Exit and currently ends at Binalonan Exit in Pangasinan. When the expressway is complete, the northern terminus will be at Rosario Exit in La Union. The 8.8 km Subic-Tipo Expressway or the NLEx Segment 7 is a two lane expressway in which the alignment traverses the provinces of Zambales and Bataan. It begins at Rizal Highway in Hermosa, Bataan and ends at Subic Freeport Zone/SBMA at Olongapo, Zambales. The 4 km Muntinlupa-Cavite Expressway, which is also known as MCX and formerly Daang Hari-SLEX Link Expressway is a long access-controlled toll expressway linking the southern province of Cavite to Muntinlupa in the Philippines. The east end is the SLEX in Muntinlupa and the west end is at Daang Hari and Daang Reyna Road junction in Cavite. The 11.6 kilometer NAIA Expressway is an elevated expressway that runs from the Metro Manila Skyway to Diokno Boulevard, and Ninoy Aquino Avenue and NAIA Road near Ninoy Aquino International Airport Terminal 3. This elevated expressway project is divided into 4 packages. This is also the first airport expressway in the Philippines. It is located in Pasay and Parañaque, and a little portion in Taguig. Only the North Luzon Expressway and the South Luzon Expressway (including the Skyway) have an electronic toll collection system, which is based on the 5.7 GHz standard. "Further information: Singapore Area Licensing Scheme, Electronic Road Pricing"  In Singapore, toll stations are automated, thus reducing manpower. The automated toll stations, also known to the locals as ERP or Electronic Road Pricing, was introduced by Land Transport Authority (LTA) to reduce city traffic jams. Although it is advanced, it is still unpopular among Singaporean drivers. The number of toll stations is increasing rapidly and some Singaporeans even call it "Every road pay". Sri Lanka currently operates 2 toll roads. The Southern Expressway (E 01) and the Katunayake Expressway (E 03). The Kandy Colombo Expressway (E 02) is under planning at the moment (2013). The toll revenue is used to repair and maintain the expressways.