Wave Talkers Amateur Extra Exam Prep: E1 Questions

E1C14:

How long must an operator wait after filing a notification with the Utilities Telecom Commission before operating on the 2200 meter or 630 meter band?

Operators must not operate until approval is received
Operators may operate after 30 days, providing they have not been told that their station is within 1 km of PLC systems using those frequencies
Operators may not operate until a test signal has been transmitted in coordination with the local power company
Operations may commence immediately, and may continue unless interference is reported by the UTC