The source refused to share further details.
However, IANS tried to contact Vijan and a reply from him was awaited.
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Vijan debuted with "Raabta" as a film director. Sushant starred along with Kirti Sanon in "Raabta", which was released in 2017. Vijan was also the co-producer of the movie. The film bombed at the box office.
The ED registered a case of money laundering on July 31 on the basis of an FIR filed by the Bihar Police on the complaint of Sushant's father K.K. Singh.
In the FIR, Singh had alleged that an amount of Rs 15 crore was transferred from the Kotak Mahindra Bank account of his son to other bank accounts who had no relations with him.
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The ED has questioned several people, including Sushant's girlfriend Rhea Chakraborty, her brother Showik and father Indrajit.
Sushant was found dead in his Bandra flat on June 14.