This was accepted by the 2014 Plenary (editor to confirm exact wording)
Proposal from
Barney Townsend - GBR alternate delegate
Proposal title
Contest Numbers
Existing text
S10. 4.19.1 The organisers shall allocate numbers or letters to each competing aircraft which shall normally be displayed on the underside of the right wingtip with the top of the numbers or letters towards the leading edge. The same numbers or letters should also be displayed on the pilot's helmet. On Paramotors the number shall be placed centrally on the underside of the canopy, top towards the leading edge.
New text
S10. 4.19.1 The organisers shall allocate numbers or letters to each competing aircraft. which Microlight classes shall normally be displayed display them on the underside of the right wingtip with the top of the numbers or letters towards the leading edge. The same numbers or letters should also be displayed on the pilot's helmet. On Paramotors the number shall be placed Paramotor classes shall normally display them on the pilot's helmet and/or cage netting, and also centrally on the underside of the canopy, top towards the leading edge.
Reason
In recent championships, numbers were placed on the cage netting instead of the pilot’s helmet. This amendment simply allows for this variation officially within the rules.