A DTC (Delhi Transport Corporation) computerized Bus Pass counter is located near Student Activity Center Building (near ISA Office, Teflas), which function on Tuesday, Thursday and Saturday from 10 am to 5 pm. You can travel free in 615 and all DTC buses if you have a valid DTC bus pass.
After completing registration, apply (in the prescribed DTC Form) for a bus pass to the DTC at the prescribed timing, presenting your valid identity card (issued by the Administration Officer of your school) along with one attested passport-size photographs. Presently, the bus pass cost Rs 500 per semester or Rs 100 per month.