Last date of 10 days to renew the driver's license of a Tehran taxi The Tehran Municipality Taxi Management and Supervision Organization published a notice, setting a 10-day deadline for renewing active licenses, and asked all taxi drivers of the capital to renew their registrations as soon as possible in order to avoid facing legal action. It is clear that in case of non-action within the established 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.