Tibis reportedly wants to also speak with two more leading team members but did not have their home addresses in England.
To the British news agency Reuters, McLaren confirmed that their lawyers have "received some papers from the Modena authorities which are currently being reviewed".
Tibis interviewed drivers Fernando Alonso and Pedro de la Rosa late last year.
At Monza for the Italian grand prix last September, police served Dennis and his deputies with 'avviso di garanzias' - formal notices of pending prosecutions - for alleged crimes including sporting fraud, espionage and embezzlement.