Cumulative List of Admiralty Notices to Mariners (NP234A), January 2026 Edition SEMAR - Regional Permit to work systems –

Permit to work systems – principles of operation

scale 1:106

It's much more than a knot book

rely on mariners' routeing guides to aid in strategic route planning within complex areas

West Limit 16� 55'

Cumulative List of Admiralty Notices to Mariners (NP234A), January 2026 Edition SEMAR - Regional Permit to work systems –Chart numbers refer to navigational charts in the Admiralty series, including adopted Australian, New Zealand and Japanese charts (indicated by the prefixes AUS, NZ, and JP respectively). The edition date quoted indicates the month and year of publication of the current edition; that publication may have been in the form of a new chart or a new edition (the relevant date is given in the bottom outside margin of the chart). A chart carrying an earlier