The mandatory font is the Gill Sans family. (Also known as Gill Sans MT)

Headings and sub-headings should be Gill Sans regular, bold, italic or light.

Body copy should be Gill Sans light.

It is recognised that this font is not always accessible. In the absence of Gill Sans, the substitute font is Arial. 

The mandatory font for the web is Arial. The fallback font must be generic sans-serif.

Examples of acceptable fonts