For Personal water craft - the background colour must match the colour supplied by the National Park Authority on registration. The numerals shall be BLACK in colour, mounted on a WHITE BACKGROUND HEIGHT 15 centimetres and THICKNESS 2.5 centimetres. The print style shall be HELVETICA, ARIAL or similar.

For all other Power-driven vessels - the prefix letter and the numerals shall be BLACK in colour, mounted on a WHITE BACKGROUND HEIGHT 15 centimetres and THICKNESS 2.5 centimetres. The print style shall be HELVETICA, ARIAL or similar.