From a press release issued by the FIM:

Superbike & Supersport World Championships
Changes to the Rules for the 2003 season

The Superbike Commission, composed of Messrs. Claude Danis (FIM), Paolo Alberto Flammini (SBK
International), Takanao Tsubouchi (MSMA) and Giulio Bardi (Team representative), has unanimously decided to introduce the following modifications to the Road Racing World Championship Regulations for Superbike and Supersport (for immediate application – see also Press Releases issued on November 8 and December 20, 2002 – www.fim.ch, news ):

SPORTING REGULATIONS
1.15 Qualification for the Race
(…) Any rider who has not qualified at the end of the last qualifying practice cannot take any further part in the event.

1.19 Start Procedure
(…) On returning to the grid the riders must take up their positions with the front wheel of their motorcycle up to or before the front line and between the side lines defining the grid position and keep their engines running.
(…) Anticipation of the start is defined by the motorcycle moving forward when the red lights are on.

1.23 Flags and Lights used to provide Information:
Flashing Blue Lights
Will be switched on at the pit lane exit at all time during practices and races.

1.26 Interruption of a Race
If the Race Director decides to interrupt a race due to climatic conditions or some other reason, then red flags will be displayed at the finish line and at all marshals’ posts and he will switch on the red lights around the circuit. (…)

TECHNICAL REGULATIONS
2.4.6.10 Fairing/Body Work
(…) For 2003 only, 4 cylinder 1000cc will be allowed to modify the homologated fairing. These modifications are allowed to accommodate the air intake. These modifications must have the least possible change to the appearance of the homologated fairing or the overall appearance of the homologated motorcycle.