The sources said questioning revolved around accounts of IDS Tunisia and remittances received by it.
Enforcement Directorate on Wednesday opposed in a Delhi court the bail plea of businessman Gautam Khaitan, arrested in connection with the money laundering case related to Rs 3,600 crore VVIP chopper deal, claiming that he was behind the "parking" of alleged kickbacks in the matter.
Rejecting allegations of "non-cooperation", the Central Bureau of Investigation has said that all documents related to AgustaWestland helicopter bribery scandal have been provided to prosecutors in Italy who are contesting the case there.
The ED, in its chargesheet filed against Michel in June 2016, had alleged that he received 30 million (about Rs 225 crore) from AgustaWestland.
India has received a fresh tranche of crucial documents from Italy in connection with Rs 3,600 crore VVIP helicopter deal which is likely to help Central Bureau of Investigation in expediting the probe into the bribery scam allegedly involving the then Indian Air Force chief S P Tyagi.
Officials said the agency has sought property details on ten serving and retired officials of the ministry of defence and the IAF.
The court took note of Michel's submission alleging mental torture inside the jail and directed Tihar jail authorities to produce the CCTV footage and reports by Thursday based on which he was shifted to a high-security ward.
Others named in the chargesheet include alleged European middlemen in the deal, Carlo Gerosa and Guido Haschke.
The probe agency sought nine days further remand of Michel for his custodial interrogation saying he was not cooperating in the investigation of the case.
Special judge Arvind Kumar issued notice to the agency and directed it to file a reply on Michel's plea, which had stated that he had not named anybody in connection with the deal during investigation by the ED and that even though the court has not taken cognisance of the documents, in order to make the entire case a sensation again in the media, the agency had leaked the chargesheet.
The Central Bureau of Investigation will soon approach United Arab Emirates authorities seeking extradition of British national and alleged middleman Christian Michel James in connection with its probe in the Rs 3,600 crore AgustaWestland VVIP choppers deal.
The ED also told the special court that Christian Michel had spoken about 'the son of the Italian lady' and how he is going to become the 'next prime minister of the country'.
Italian defence and aerospace major Finmeccanica's former chief Giuseppe Orsi has been sentenced by the Milan appeals court to 4.5 years in jail for false accounting and corruption in the sale of 12 VVIP choppers to India for over Rs 3,600 crore.
L K Advani's observation on Narendra Modi, an attempt to cut the BJP's prime ministerial nominee down to size, billing him a mere event manager like Vijay Raaz in Mira Nair's film Monsoon Wedding, speaks volumes about their differences... In the coming days, the Congress and BJP may lock horns over the AgustaWestland chopper deal. In an Italian court, Guido Haschke, one of the accused middlemen who allegedly bribed the Indian side, has sought a plea bargain to reduce his jail term if convicted. On or around April 11, we will know how much Haschke is ready to reveal. Rediff.com's Sheela Bhatt detects which way the political wind is blowing these days.
One of the alleged middlemen in the VVIP chopper scam had asked a contact in India to target UPA chairperson Sonia Gandhi, Prime Minister Manmohan Singh and the then NSA MK Narayanan to bag the deal, according to a document submitted in Italian court.
Michel's counsel appeared with the application before Special Judge Arvind Kumar who issued notice to the probe agency and sought its reply by Saturday when he will take up the matter.
The threat to him was given before he was extradited to New Delhi, he said.
Officials said Michel's driver, Narayan Bahadur, was questioned at length by ED sleuths in the last few days.
The CBI argued before the high court that each day Tyagi remained out on bail would lead to its line of investigation being "exposed" and "hampered" and the evidence could also be destroyed.
Two Indian associates of alleged middleman Christian Michel James were on Saturday granted bail by a special court in a money laundering case relating to the Rs 3,600 crore VVIP chopper deal.
After the agency's submission, all the three accused moved their bail applications, which will be heard on December 21 as the CBI sought time to reply to the applications.
The ED, in its chargesheet filed against Michel in June 2016, had alleged that he received 30 million (about Rs 225 crore) from AgustaWestland.
While questioning Christian Michel in Dubai, Rosemary Patrizi tells Ashis Ray, Indian investigators made him an offer -- that if he named a member of the Gandhi family as having received kickbacks, they would not pursue him as an accused.
Michel was extradited in an operation under the guidance of National Security Advisor Ajit Doval, the Central Bureau of Investigation said on Tuesday.
A Delhi court on Saturday sent former Air Force Chief S P Tyagi, arrested in Rs 450 crore Agusta Westland bribery case in procurement of 12 VVIP helicopters, to police custody for four days after the CBI said he was needed to be quizzed to unearth a "very large conspiracy having international ramifications".
Michel, who was extradited from Dubai recently, was arrested by the Enforcement Directorate on December 22 and sent to a seven-day custody of the agency over money-laundering charges in the scam by a court.
A special court on Saturday issued fresh summons against three accused in a money laundering case related to the Rs 3,600 crore VVIP chopper deal in which it had earlier issued an open-ended non-bailable warrant against British national and alleged middleman Christian Michel James.
If Wednesday was any indication, the rest of the Parliament session will see the two sides scoring brownie points against each other, and the Gandhis can expect more enemy fire directed at them, says Rashme Sehgal.
Along with Tyagi, his cousin Sanjiv alias Julie Tyagi and lawyer Gautam Khaitan were also arrested.
A bail plea was also moved on his behalf. The court did not give any specific date for hearing the bail plea.
The Central Bureau of Investigation on Monday questioned former Indian air force Chief S P Tyagi and two others in connection with alleged irregularities in the AgustaWestland helicopter deal.
With an aggressive Opposition and unyielding government, important legislation could be the biggest casualty, as details of the helicopter contract surface.
The Enforcement Directorate on Friday slapped a money laundering case against former Indian Air Force chief SP Tyagi and 20 others in the Rs 3,600-crore AgustaWestland VVIP chopper deal to probe alleged kickbacks of Rs.360 crore.
The Enforcement Directorate has filed a fresh charge sheet, delving specifically into the role of British national and alleged middleman Christian Michel James and his few Indian associates, in connection with its money laundering probe in the Rs 3,600 crore VVIP chopper deal.
The AgustaWestland issue was fiercely debated in the Rajya Sabha on Wednesday with members of the Bharatiya Janata Party and Congress blaming each other.
A Delhi court has allowed the plea of two family members of former Indian Air Force chief S P Tyagi, accused in the Rs 3600 crore VVIP helicopter deal scam, to defreeze their bank accounts subject to certain conditions.
The Delhi High Court on Thursday sought response of the Centre and the Enforcement Directorate on the bail plea of businessman Gautam Khaitan, arrested last month in a money laundering case related to the Rs 3,600-crore VVIP chopper deal.
In the matter pertaining to acquisition of AgustaWestland helicopters, the undisputed central issue that stands out is corruption, especially bribery, the statement said.