RES154 – 237 – 3 to invite administrations in Region 1, taking into account the number of earth stations involved for this particular type of usage, to consider the possibility of licensing the FSS earth stations used for communications as an aid to the safe operation of aircraft and/or distribution of meteorological information on an individual basis and registering them in the MIFR as specific earth stations; 4 to encourage administrations in Region 1 to employ the appropriate mitigation techniques described in the ITU-R publications referred to in recognizing a) above; 5 to invite administrations to ensure that the application of these technical and regulatory measures to FSS and the mobile service does not limit the use of the frequency band 3 400-4 200 MHz by other existing and planned systems and services in other countries, instructs the Secretary-General to bring this Resolution to the attention of ICAO and WMO.