680.12 Maintenance Disconnecting Means.
This disconnecting means is required, and also has to follow:
680.22 (C) Switching Devices
Switching devices shall be located at least 5 feet horixontally from the inside walls of a pool...
The switch under the cowling of the Hot Tub is not permitted as the maintenance switch.
Lets not forget 110.22 Identification of Disconnecting Means.