In particular, officials are said to be looking at a number of flights that took off or landed near his house in Oxfordshire and also in Cornwall, where Cameron has a holiday home.
They are also examining an offshore trust it is understood was created by Greensill to pay him extra benefits.
It comes amid wider concerns that the process for appointing the former prime minister to the House of Lords, and other background checks for his cabinet appointment, were rushed through in a bid to keep the details of Rishi Sunak's reshuffle secret.
Cameron was embroiled in a lobbying scandal after he exploited contacts gathered during his tenure as prime minister to try to win business for the now defunct supplychain finance company at the start of the pandemic in early 2020.
A parliamentary inquiry later found that he exercised "significant lack of judgment" in lobbying for Greensill, in which he held a "very significant personal economic interest", by sending text messages to officials and ministers including Sunak, the then chancellor.
Denne historien er fra November 22, 2023-utgaven av The Guardian.
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Denne historien er fra November 22, 2023-utgaven av The Guardian.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
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