The 26th country ratified the Convention on 5 March 1947 and, consequently PICAO was disestablished on 4 April 1947 and replaced by ICAO, which began operations the same day.
26 krajín ratifikovalo Dohovor 5.marca v roku 1947 a následne PICAO bolo zrušené 4. apríla 1947 a nahradené organizáciou ICAO, ktorá začala fungovať v rovnaký deň.