In accordance with Resolution 609 (Rev. WRC-07), Consultation Meetings between administrations operating or planning to operate systems in the aeronautical radionavigation service (ARNS) and systems in the radionavigation-satellite service (RNSS) in the 1 164 - 1 215 MHz frequency band, should be held on a regular basis to achieve the level of protection for ARNS systems foreseen in resolves 1 of that Resolution.