New Coordination - for a frequency not currently assigned to you or for an additional frequency, to change location, ERP, antenna height, or any other operation that will change the technical parameters of the system.
Modify Existing Coordination - for a change in call sign, access mode or system features. Use the space provided to explain the modification desired.
Annual Renewal Update - when submitting the required annual update to MARC or whenever a significant system feature has been added.
Assignment of Coordination - when the coordination holder is being changed.