Aviation | News | 2023-09-22 | WMO Circular letter issued on the discontinuation of WMO-No. 49, Volume II
A Circular letter had been issued today, 22 September 2023, to Permanent Representatives of Members of WMO regarding the forthcoming discontinuation of the Technical Regulations (WMO-No. 49), Volume II, Meteorological Service for International Air Navigation.
A communications package on the discontinuation of WMO-No. 49, Volume II is available here.
For further assistance, please contact the WMO Secretariat (email@example.com).
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