FIA race director Charlie Whiting has given drivers further guidance on the limits they are expected to respect when defending their position.
The FIA says the rules introduced to stop teams running exhaust-blown diffusers may have to be tightened.
The rules on defensive driving in F1 have been reinforced ahead of the new season.
The FIA has given the race director new powers to determine when DRS may be used in wet races.
A new F1 season brings the usual raft of rules changes, tweaks and clarifications. Here’s a quick guide to what’s new.
The FIA has published the 2012 F1 sporting regulations.
The FIA will impose a maximum time limit of four hours on Grands Prix as of 2012.
The FIA has revived the rule allowing lapped cars to pass the safety car.
The FIA’s World Motor Sport Council has agreed other F1 rules changes for 2011 and 2012.