Last date of 10 days to renew the driver's license of a Tehran taxi The Taxi Management and Supervision Organization of the Municipality of Tehran, through the publication of notices, while setting a deadline of 10 days for the renewal of operating licenses, asked all taxi drivers in the capital to renew their registrations as soon as possible to avoid facing legal measures. It goes without saying that if no action is taken within the stipulated time frame, the taxi organization will take the necessary legal measures against taxi drivers without a valid license according to the current rules and regulations.