Nanticoke boat ramps require a special permit to use. The following links will bring you to either an application that you can send in (if you do it early) or a link that has establishments that they can be purchased in person. The cost of the boat ramp permit for out of state boaters is 35.00
Establishments http://www.fw.delaware.gov/Boating/Documents/Delaware%20Boat%20Ramp%20Agents.pdf
Form to submit http://www.fw.delaware.gov/Boating/Documents/Non-resident%20Tidal%20Access%20Boat%20Ramp%20Certificate.pdf
Please make sure you have this for practice and the event Thank you