§ 119.54  INCREASING AMOUNT UPON RETURN OF EXECUTION UNSATISFIED.
   In the event of the return unsatisfied of any execution issued on any final judgment rendered against any taxicab owner in any suit for damages on account of injury to person or property occasioned by the operation of any taxicab, such owner, within ten days after the return of such execution unsatisfied, provided the judgment is still unpaid, shall increase the amount of his insurance by the amount of such judgment and failing to do so shall forthwith cease the operation of taxicabs in the city until such additional insurance is deposited or such judgment is paid.
('68 Code, § 35-46)