India Today reported that the case is linked to a 'land for job scam' wherein jobs were offered in exchange for lands and plots when Lalu was the Railways Minister.
Given that the Rouse Avenue Court issued its directives only on April 7, it is possible that the CBI did not receive the written copy of the court order by the time Patel tweeted about being stopped at Bengaluru airport.
The ED action was taken in connection with the disproportionate asset and money laundering case registered against AAP leader Satyendra Jain and others.