Businessman Robert Vadra on Wednesday morning appeared before Enforcement Directorate at Jamnagar House in connection with a money laundering case.
He arrived at the probe agency office at 1040 hrs, along with his advocates.
Vadra, brother-in-law of Congress president Rahul Gandhi, had skipped his appearance on Tuesday, citing ill health.
The ED case against Vadra relates to allegations of money laundering in the purchase of a London-based property located at 12, Bryanston Square worth 1.9 million GBP (British pounds), which is allegedly owned by him.
He was questioned by the probe agency on February 7, 8 and 9 for several hours at Jamnagar House.
During the questioning on the February 8, Vadra was shown some property documents and exchange of electronic mails which indicates that he owns the said property in London which he denied, a source in the probe agency said on condition of anonymity.
Vadra also deposed before the ED on February 12 and 13 in Jaipur in an another money laundering case related to a land scam at Kolayat in Bikaner.
He had obtained protection from the arrest by the Delhi Court till February 16, which was further extended till March 2 by the court.