The F1 teams were told that the use of pit boards for such messages was also banned.
Mexico last hosted an F1 race back in 1992; returns in November 2015 after a 23-year absence.
After 23 years at the helm, Di Montezemolo will be replaced by Sergio Marchionne.
Montezemolo will depart on Oct. 13 following Ferrari's 60th anniversary celebration of sales in US.
Schumacher suffered severe head injuries in a ski accident in Meribel in the French Alps on December 29.
Since 2008, Ferrari failed to find the podium in its home race. Alonso retired; Raikkonen finished ninth.
Hamilton wins Monza after pressuring teammate Rosberg into committing critical error.
Rosberg now has 238 points to Hamilton's 216, with 6 races left after the end of the European part of the season.
Massa joined Williams from Ferrari at the end of 2013 while Bottas has been with the team for five years.
Hamilton clocked 1 min, 24.109 secs, Rosberg was second in 1:24.383 and Bottas qualified third in 1:24.697.
Hamilton was still fastest overall on the day, with a best time of 1: 26.187 set before lunch.
Hamilton was still fastest overall on the day, with a best time of one minute, 26.187 seconds.
Rosberg enters with a 29-point lead over Hamilton in the drivers’ standings, the biggest it has been all season.
Sebastian Vettel has backed compatriot Nico Rosberg in his row with teammate Lewis Hamilton.
Rosberg was blamed by the team following the race for causing what was an avoidable collision with Hamilton.
Mercedes pairing have banged wheels before this season but this incident moved their rivalry on to another level.
Lewis Hamilton says he no longer knows whether to trust Mercedes team mate Nico Rosberg on the track.
Hamilton failed to finish after fighting with a damaged car but Rosberg finished second.
“It’s awesome. This is one of the most special tracks of the year so to be in front here is great,” said the German.
Mercedes’ Hamilton and Rosberg offer opposing views on ‘team orders controversy’.
Lewis Hamilton is eleven points behind Nico Rosberg in the title race.
Verstappen is following the path of four-time world champion Vettel and Red Bull team-mate Ricciardo.
The Munich state court on Aug 5 approved an agreement between Ecclestone's lawyers and prosecutors to end the trial.
Constantin, a former Formula One owner, is sticking to its demand for $171 million from Ecclestone.
Ecclestone is now free to concentrate on running the global racing series.
Chandhok said competition is healthy for the Silver Arrows.
Sahara Force India recorded its worst performance of the season.
Red Bull's Ricciardo first got past Hamilton and then overtook Alonso to win the Hungarian GP.
Hamilton is set to start last from the pit-lane after his car caught fire during the practice session.
Rosberg took the pole and Vettel qualified second; Hamilton's car caught fire forcing him to start last.
Hamilton started the Hungarian GP as he intended to continue, leading both of Friday's practice sessions.
The race been delayed by a year and Baku will host the 'Grand Prix of Europe' in 2016.
The circuit, is likely to be reconfigured from the layout last used when Nigel Mansell won in 1992.
Williams' Valtteri Bottas has been pushing Mercedes hardest of late.
Ecclestone and F1 officials blamed World Cup fatigue among other factors for poor turnout at German GP.
Bottas took second place for Williams, his third podium finish in a row and a hefty 20.7 seconds behind Rosberg.