OBS_VALUE: <ul><li><a href=https://www.riigiteataja.ee/akt/103052016007?leiaKehtiv target=_blank>Aviation Act(Lennundusseadus, RT I 1999 26 376, adopted on 17 February 1999, last amended on 9 July 2022, §§ 50.16, 50.29(3), 50.30(2), 50.30(5))</a></li><li><a href=https://www.tallinn-airport.ee/wp-content/uploads/2020/10/Conditions-of-Use_GH.pdf target=_blank>Conditions of infrastructure use for ground handling service providers at Tallinn Airport(Tallinn Airport Ltd., Conditions of infrastructure use for ground handling service providers (Directive of the Chairman of the Management Board, no 48 of 1 October 2010), in force from 1 November 2010, Part 4)</a></li></ul>