The FIA will decide by the end of this week whether or not to convene a meeting of the World Motor Sport Council in the wake of the investigation about Nelson Piquet's Singapore 2008 crash.
The Spanish newspaper Diario AS said F1's governing body is currently going through the evidence relating to the claims, but has pencilled in a possible hearing in Paris for September 21, the Monday before this month's edition of the Singapore night race.
If summoned, Renault would face serious cheating and disrepute charges and the risk of expulsion from formula one.
Senior team members including boss Flavio Briatore, Fernando Alonso and Pat Symonds are said to have been interviewed at Spa-Francorchamps last weekend, and some data-collecting devices taken away for investigation.
