Guernsey
the laws of the UK where applicable apply; justice is
administered by the Royal Court

Guinea
based on French civil law system, customary law, and decree;
accepts compulsory ICJ jurisdiction with reservations

Guinea-Bissau
based on French civil law; accepts compulsory ICJ
jurisdiction

Guyana
based on English common law with certain admixtures of
Roman-Dutch law; has not accepted compulsory ICJ jurisdiction

Haiti
based on Roman civil law system; accepts compulsory ICJ
jurisdiction

Heard Island and McDonald Islands
the laws of Australia where
applicable apply

Holy See (Vatican City)
based on Code of Canon Law and revisions to
it; has not accepted compulsory ICJ jurisdiction

Honduras
rooted in Roman and Spanish civil law with increasing
influence of English common law; recent judicial reforms include
abandoning Napoleonic legal codes in favor of the oral adversarial
system; accepts ICJ jurisdiction with reservations

Hong Kong
based on English common law

Hungary
based on the German-Austrian legal system; accepts
compulsory ICJ jurisdiction with reservations