The income tax department of Vadodara started its single-window application facility Aaykar Seva Kedra (ASK) and Aaykar Bhavan,Race Course. The centre would facilitate filing all types of applications,including I-T returns and complaints at one stop. The tax-payers would also be able to check status of their application online. Every application will be given a unique identification number and tax-payers could know status of their application by entering the number at a kiosk set up at ASK. Such centres are already operational in Ahmedabad,Rajkot and Surat.