Air — Permit to take on board and discharge passengers — United Kingdom — Romanian pilots — Failure to pass United Kingdom Civil Aviation Authority examinations — Examinations taken voluntarily — Chicago Convention on International Civil Aviation, 1944, Article 11 — Whether provisional suspension of permit for all pilots unreasonable and discriminatory

Treaties — Treaty as aid to construction of enabling statute — Chicago Convention on International Civil Aviation, 1944 — Whether provisional suspension of permit contrary to Article 11 of Convention

Relationship of international law and municipal law — Interpretation of statute — Implementing legislation to be construed in light of treaty — The law of England