The Cavite–Tagaytay–Batangas Expressway (CTBEx) is a proposed 50 kilometers expressway that will connect the under-construction Cavite–Laguna Expressway (CALAEx) in the municipality of Silang, Cavite to Ternate–Nasugbu Road in the municipality of Nasugbu, Batangas, which situated as the western terminus of the expressway.