The agency is probing the alleged payment of $5.70 million as commission to seal the deal, sources said.
The deal for three aircraft, which were to be used by the Defence Research and Development Organisation (DRDO) for air-borne radar systems, was inked with Embraer in 2008.
Also Read
They said Khanna, who is a suspect in the FIR registered by the CBI, was also asked about his alleged links with people whom he is understood to have approached to influence the deal.
The agency has received records from the United States about the deal. On the basis of these documents, the CBI also asked Khanna to clarify the money trail of the alleged commission.
Embraer has been under investigation by the US Justice Department since 2010 when a contract with the Dominican Republic raised suspicions, the report said.
The sources said 87-year-old Khanna might be called again in connection with its probe.
A Brazilian newspaper had alleged that the company had taken the services of middlemen to clinch deals in Saudi Arabia and India.
After the CBI had registered a preliminary enquiry, Embraer had said in a statement, "Since 2011, Embraer has publicly reported that it has been conducting an extensive internal investigation and cooperating with the authorities on investigations regarding alleged violations of the FCPA. The company voluntarily expanded the scope of the investigation, systematically reporting the progress of the case to the market.
"The company is not party of the legal proceedings in Brazil. Therefore, it does not have access to the information contained therein," it had said.
You’ve reached your limit of {{free_limit}} free articles this month.
Subscribe now for unlimited access.
Already subscribed? Log in
Subscribe to read the full story →
Smart Quarterly
₹900
3 Months
₹300/Month
Smart Essential
₹2,700
1 Year
₹225/Month
Super Saver
₹3,900
2 Years
₹162/Month
Renews automatically, cancel anytime
Here’s what’s included in our digital subscription plans
Exclusive premium stories online
Over 30 premium stories daily, handpicked by our editors


Complimentary Access to The New York Times
News, Games, Cooking, Audio, Wirecutter & The Athletic
Business Standard Epaper
Digital replica of our daily newspaper — with options to read, save, and share


Curated Newsletters
Insights on markets, finance, politics, tech, and more delivered to your inbox
Market Analysis & Investment Insights
In-depth market analysis & insights with access to The Smart Investor


Archives
Repository of articles and publications dating back to 1997
Ad-free Reading
Uninterrupted reading experience with no advertisements


Seamless Access Across All Devices
Access Business Standard across devices — mobile, tablet, or PC, via web or app
)