3. Establishment of major new aids to navigation or significant changes to existing ones when such establishment or change, might be misleading to shipping

Note i) Use CHARTED names, not LISTED names.

Note ii) LIGHT LIST number is not required.

Note iii) POSITION normally quoted to nearest whole minute for existing lights.

Note iv) For new lights or changed positions, quote accurate CHARTED position; in degrees, minutes and decimal minutes (maximum 2 decimal places).

Note v) Always quote FULL LIGHT CHARACTERISTIC to avoid confusion over what has been changed.

Note vi) Damage to DAYMARKS is not usually worthy a navigational warning.

Note vii) Use light descriptions as given in the LIGHTS − GLOSSARY OF TERMS Table.

Note viii) Distances shall be quoted in nautical miles and decimals.

Note ix) RE-ESTABLISHED is only appropriate for aids which have previously been CHARTED or LISTED as DESTROYED or TEMPORARILY REMOVED. Navigational Warnings concerning such aids are cancelled when the aid is re-established. A new Navigational Warning is only required if the characteristics or position has changed.

Note x) For new buoys, lanbys, superbuoys or changed positions, quote accurate CHARTED position; in degrees, minutes and decimal minutes (maximum 2 decimal places).

Note xi) Chart INT 1 Abbreviations for light characters are only suitable for NAVTEX or SafetyNET transmissions. Voice broadcasts shall be drafted using the terms for lights in the LIGHTS − GLOSSARY OF TERMS Table.