Interface: BUS Transit Vehicle - BUS Traveler Electronic Fare Cards
![BUS Transit Vehicle to BUS Traveler Electronic Fare Cards Interface Diagram](../../images/ifs/if331-360.gif)
Architecture Flow Definitions
payment (Existing) Applicable ITS Standards
Payment of some kind (e.g., toll, parking, fare) by traveler which, in most cases, can be related to a credit account.
request for payment (Existing) Applicable ITS Standards
Request to deduct cost of service from user's payment account.