introduced Chassis and safety
HANS device mandatory
The head-and-neck support became compulsory for all drivers. Source
4 changes recorded for 2003. 2003 standings · results · ← 2002 · 2004 →
The head-and-neck support became compulsory for all drivers. Source
After Ferrari's 2002 dominance the points spread was flattened. Source
Each driver ran one flying lap alone on Friday and Saturday; cars then went into parc fermé, so race fuel loads were set before qualifying. Source
After Austria 2002, team orders that interfered with a race result were banned. The ban was lifted for 2011. Source