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Croatia
Practice Relating to Rule 29. Medical Transports
Section B. Respect for and protection of medical aircraft
Croatia’s Commanders’ Manual (1992) provides: “Medical transports may not be used to collect or transmit intelligence data.” 
Croatia, Basic Rules of the Law of Armed Conflicts – Commanders’ Manual, Republic of Croatia, Ministry of Defence, 1992, § 34.
Croatia’s Soldiers’ Manual (1992) instructs soldiers to respect medical aircraft displaying the distinctive emblem. 
Croatia, Rules of Conduct for Soldiers, Republic of Croatia, Ministry of Defence, 1992, pp. 2 and 3.