(a) A pilotage rate charged by a pilot under this chapter must be fair and just.
(b) A pilot shall furnish a schedule of pilotage rates under this chapter that must be on file at all times in the office of the navigation district's commissioners.
(c) Each time a change in the pilotage rates charged by a pilot under this chapter occurs, the pilot must file a revised schedule.
(d) A pilot shall strictly follow the schedule of rates on file in the office of the navigation district's commissioners.