Jasprit Bumrah, the fastest Indian pacer to 50 wickets, is now seventh in the bowlers' list after a leap of nine places owing to his five-wicket haul against the West Indies.
Officials said the agency has issued fresh summons to Singh as it wants to record his statement under the PMLA.
Dale Steyn ripped through the West Indies top order to claim his 25th five-wicket haul in Test cricket and give South Africa an innings and 220-run victory on the fourth morning of the first Test on Saturday.
Vernon Philander took five wickets as South Africa closed in on victory having reduced West Indies to 76 for two in their follow-on innings at the close of play on day three of the opening Test on Friday.
List of players who have claimed hat-tricks in the Cricket World Cup.
They have not lost to the West Indies in 14 Tests dating back to 2003.
One shudders to think what could happen if India lose both Rohit Sharma and Virat Kohli early with such a brittle middle order to follow?
India will look to ensure a smooth passage into the semi-finals with yet another victory.
Kraigg Brathwaite's determined century led West Indies to 202 for 2 at the close of the fourth day in the second Test, leaving the hosts with a lead of 37 runs.
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The agency had summoned Singh earlier also, but then he had excused himself stating his official commitments.
All-rounder Darren Sammy will lead the 15-member West Indies cricket team for the tour of India, starting next month.
West Indies captain believes his team can take on India
"This will probably be the biggest World Cup, so there will be great expectations and I know we will do very well for the people of the West Indies," he added.
Senior batsman Ramnarseh Sarwan has been dropped from the 13-member West Indies cricket squad for the first three matches of their ODI tri-series against India and Sri Lanka starting June 28.
England pace bowler James Anderson took a career best of seven for 42 on Saturday to destroy the West Indies' batting on the third day of the third Test at Lord's and set up his team for a 2-1 series victory.
The ED summons have come close on the heels of filing of a chargesheet by the CBI against Singh, his wife and others for allegedly amassing assets worth around Rs 10 crore disproportionate to their known sources of income.
Indian spin troika of Ravindra Jadeja, Ravichandran Ashwin and Amit Mishra kept their stranglehold on the inexperienced West Indies Board President's XI to bowl them out for a paltry 180 on the first day of the final warm-up game in Basseterre (St Kitts).
Till the 35th over we were pretty good, yes we gave a little bit of runs in the end, so may be that could be the difference, reckons Jasprit Bumrah.
Set an improbable 438 for victory after England declared their second innings at 333 for 7, the West Indies were 98 for 2 at close on Day 4 of the first Test.
Sarfraz Ahmed will continue as Pakistan captain at the World Cup in May despite serving a suspension for breaching the anti-racism code, Pakistan Cricket Board (PCB) Chairman Ehsan Mani said on Tuesday.
Maverick batsman Chris Gayle opted out of the ODI and T20 series against India citing personal reasons as the West Indies Cricket Board (WICB) named three fresh faces for the assignment.
A dominant India posted a massive 649 for nine before their bowlers chipped away at the wickets to leave West Indies reeling on 94 for six at stumps on Day 2 of the first Test in Rajkot.
James Anderson joined an elite band of bowlers with 500 test wickets and Ben Stokes plundered a vital half century as England took command of a low-scoring third Test against West Indies at Lord's on Friday.
Still recovering from a hamstring injury, swashbuckling batsman Chris Gayle was on Wednesday left out of the West Indies' 15-member squad for the One-Day International series against India next month.
Zimbabwe also maintained their unbeaten run in Group B and progressed to the next stage with an 89 runs victory over Hong Kong.
Rain is expected to play role in 5th ODI in Thiruvananthapuram even as the wicket-keeper batsmen will look to complete 10,000 ODI runs.
Photos of the first Test match between West Indies and England, eing played i Antigua
Rajneesh Gupta highlights important numbers featuring the West Indies team from the World Cups.
India have a chance to become the sole No 1 team, a position currently shared with South Africa, in the ICC ODI rankings if the hosts blank West Indies 5-0 in the series starting October 8 in Kochi.
The IO is also understood to have confronted him with some documents the agency had seized and recovered in this case of alleged disproportionate assets.
His back-foot play off the pacers was a treat to the eyes and when the spinners were deployed, he was not afraid to use the long handle.
The off-spinner dismissed Sri Lanka captain Angelo Mathews with the final ball of his eighth over and returned to send back Nuwan Kulasekara and Tharindu Kaushal with the first two deliveries of his next to achieve the milestone in the first quarter-final of the World Cup.
West Indies head into World Cup with little or no expectations of success.
Chris Gayle accused the West Indies Cricket Board of victimisation after key all-rounders Dwayne Bravo and Kieron Pollard were left out of the country's World Cup squad.
Australia's David Warner breathed life into the rain-ruined final Test with a pulsating ton as the match meandered to a draw against the West Indies on Thursday. Warner, determined to finish an undistinguished series on a high, reached his 16th Test century off 82 balls before a small Sydney crowd. The buccaneering opener had a highest score of 64 in the two previous Tests as team-mates helped themselves to six centuries against the tourists' innocuous bowling attack.