Oman
based on English common law and Islamic law; ultimate appeal to
the monarch; has not accepted compulsory ICJ jurisdiction

Pakistan
based on English common law with provisions to accommodate
Pakistan's status as an Islamic state; accepts compulsory ICJ
jurisdiction, with reservations

Palau
based on Trust Territory laws, acts of the legislature,
municipal, common, and customary laws

Palmyra Atoll
the laws of the US, where applicable, apply

Panama
based on civil law system; judicial review of legislative
acts in the Supreme Court of Justice; accepts compulsory ICJ
jurisdiction, with reservations

Papua New Guinea
based on English common law

Paraguay
based on Argentine codes, Roman law, and French codes;
judicial review of legislative acts in Supreme Court of Justice

Peru
based on civil law system; has not accepted compulsory ICJ
jurisdiction

Philippines
based on Spanish and Anglo-American law; accepts
compulsory ICJ jurisdiction, with reservations

Pitcairn Islands
local island by-laws