Bermuda
exclusive fishing zone: 200 NM
territorial sea: 12 NM

Bhutan
none (landlocked)

Bolivia
none (landlocked)

Bosnia and Herzegovina
NA

Botswana
none (landlocked)

Bouvet Island
territorial sea: 4 NM

Brazil
contiguous zone: 24 NM
continental shelf: 200 NM or to edge of the continental margin
exclusive economic zone: 200 NM
territorial sea: 12 NM

British Indian Ocean Territory
exclusive fishing zone: 200 NM
territorial sea: 3 NM

British Virgin Islands
exclusive fishing zone: 200 NM
territorial sea: 3 NM

Brunei
exclusive economic zone: 200 NM or to median line
territorial sea: 12 NM