Indonesia
measured from claimed archipelagic straight baselines
territorial sea: 12 nm
exclusive economic zone: 200 nm

Iran
territorial sea: 12 nm
contiguous zone: 24 nm
exclusive economic zone: bilateral agreements or median lines in the
Persian Gulf
continental shelf: natural prolongation

Iraq
territorial sea: 12 nm
continental shelf: not specified

Ireland
territorial sea: 12 nm
exclusive fishing zone: 200 nm

Isle of Man
territorial sea: 12 nm
exclusive fishing zone: 12 nm

Israel
territorial sea: 12 nm
continental shelf: to depth of exploitation

Italy
territorial sea: 12 nm
continental shelf: 200-m depth or to the depth of exploitation

Jamaica
measured from claimed archipelagic straight baselines
territorial sea: 12 nm
contiguous zone: 24 nm
exclusive economic zone: 200 nm
continental shelf: 200 nm or to edge of the continental margin

Jan Mayen
territorial sea: 4 nm
contiguous zone: 10 nm
exclusive economic zone: 200 nm
continental shelf: 200 m depth or to the depth of exploitation

Japan
territorial sea: 12 nm; between 3 nm and 12 nm in the
international straits - La Perouse or Soya, Tsugaru, Osumi, and
Eastern and Western Channels of the Korea or Tsushima Strait
contiguous zone: 24 nm
exclusive economic zone: 200 nm