The FIA also plans to introduce a curfew on team personnel at grands prix.
The former Ferrari driver has started a record 322 grands prix during an 19-year career.
Now we are fighting for victories in the last three or four grands prix.
"This is a beautiful car, " said the 32-year-old Englishman, a veteran of over 200 grands prix starts.
CNN: New car gives McLaren confidence to end Red Bull dominance
"It's not been the most spectacular season for us, " admitted Hamilton, who won three grands prix in 2010.
By far the vast majority of Grands Prix - including those in Germany - are under-written in this way.
BBC: SPORT | Motorsport | Formula One | New threat hits British GP
The Austrian was previously ineligible because he had raced in more than six Grands Prix in the previous two years.
Heidfeld, a veteran of 172 grands prix and a former team-mate of Kubica, wasted no time in proving his credentials.
BBC: Nick Heidfeld heads Fernando Alonso at his Renault test
The Scuderia could ill afford to keep faith with Luca Badoer, who replaced Massa in the European and Belgium Grands Prix.
"The advantage is that practically everybody is starting from zero, " said Alonso, who won the Singapore and Japanese Grands Prix last season.
"Various heads of state that go to Grands Prix don't want to be seen with him, " Mr Stoddart told BBC Radio 5 Live.
They also warned Spanish circuits that the country's two Grands Prix could be at risk if there was any repeat of the behaviour.
Toyota executive director Tetsuo Hattori said the company wanted to bring F1 back to the circuit, which held Grands Prix in 1976 and 1977.
In it, he won six of the first seven grands prix this season - a sequence that stands comparison with any of the sport's greats.
The reigning world champion has had a poor start to the Formula One season and only has two points after the first two Grands Prix.
Schumacher, who won 91 grands prix between 1992 and 2006, was penalized in Monte Carlo due to a collision with Bruno Senna at the Spanish Grand Prix.
The U.S. is set to host two grands prix by 2013, after October's announcement that a race will also be held on a street circuit in New Jersey.
We have the British Grand Prix in a couple of weeks' time and other grands prix to follow, and I'm certainly not planning on missing any of them.
The other key element is the introduction of a commissioner to represent the FIA at grands prix - a move that is being echoed across all the FIA's championships.
And Manor technical director Nick Wirth said he was delighted to have secured a driver with a proven F1 record having raced in 36 grands prix, scoring 51 points.
The 22-year-old Brazilian has been replaced 11 races into the season by Britain's Justin Wilson, who will see out the last five Grands Prix and may be retained into 2004.
De Villota is only the sixth woman to be involved in the elite division of motorsport, the first being Italy's Maria Teresa de Filippis -- who raced in three grands prix for Maserati in 1958.
But seven-time world champion Schumacher has won a record 91 grands prix and it's no surprise the 43-year-old managed four of those at Hockenheim, plus five victories when the European Grand Prix was held at the Nurburgring.
Many observers were surprised to see Raikkonen, who spent time racing in NASCAR and the World Rally Championship during his two-year absence, return to F1 and enjoy immediate success despite being a veteran of 19 previous grands prix wins.
Schumacher, who has started 287 grands prix since making his debut in 1991, has failed to finish on the podium since returning to the grid and only registered one top-four finish last year, at June's rain-affected Canadian Grand Prix.
应用推荐