Section 2(1)(p) in Andhra Pradesh Regulation of Admissions into Under Graduate Professional courses in Planning and Architecture (B. Arch, B. Planning and other related courses) Rules, 2006
(p)"Single Window System" means a system by which available seats in all the Institutions are offered through Common Centralized Counselling or Decentralized Online Counselling to qualified candidates in order of merit in the Common Entrance Test.