Aviation | News | 2020-01-30 | WMO publishes update to the Manual on Codes (WMO-No. 306), Volume I.3

WMO has just published an update to WMO-No. 306, Manual on Codes - International Codes, Volume I.3, Part D - Representations derived from data models.

The update is available via the WMO e-Library here in English, French and Spanish. The Russian language version will be available in due course.

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