Immediately after registering a case, CBI sleuths swooped on seven locations and carried out searches at Chennai and Madurai.
The CBI alleged that Thiagarajan had submitted fake and false documents to get scheduled operator's licence and had also opened an off shore account in British Virgin Island in the name of a company which was headquartered at Singapore.
He allegedly diverted loans from State Bank of India, Andhra Bank, Indian Overseas and Bank of India to offshore account between April 2008 and October, 2010.
It is alleged that the accused had regularly siphoned off large amounts of money and showed them as payment towards Lease Rental-Engine access.
Thiagarajan was not immediately available for comments and SMS sent to his mobile remain unanswered.
The CBI also alleged that he had "induced" the Director General Civil Aviation to issue No Objection Certificate for scheduled operators permit by submitting false abnd fabricated information about the eligibility criteria.
Paramount Airlines had started its operation in 2005 and was flying to South and Eastern part of India before it wound up its operation in 2010.
