The ethics office had received a complaint, calling on it to investigate whether the payment to Mr Cohen should have been reported as a liability on President Trump's financial disclosure report for 2016.
The offer, which Qatar declined, came on the margins of a December 12 meeting that year at Trump Tower between the Persian Gulf state's foreign minister and Michael Flynn, who became Trump's first national security adviser.
Mr Trump's claim began to unravel early this month, however, after Mr Rudy Giuliani, a new member of the President's legal team, said Mr Trump had reimbursed Mr Cohen for the sum paid to Ms Daniels - and the President himself subsequently acknowledged the repayment.
We've got more newsletters we think you'll find interesting. In a letter to Deputy Attorney General Rod Rosenstein, which you can read in its entirety here, Apol notes that there appears to be a potentially-criminal discrepancy between Trump's two statements about the matter.
Mr Mueller is investigating possible collusion between Trump's 2016 presidential campaign and Russian Federation, something that Mr Trump has repeatedly denied.
If the actress's account is true, the tryst would have happened just a few months after Melania Trump gave birth to her son, Barron, whose father is Mr Trump.
Sword-wielding men attack Sumatra police station
The church bombing family were in the same religious study group as the two other families linked to the attacks, police said. Its worst-ever attack was the 2002 Bali bombings that killed more than 200 people, including locals and foreign tourists.
Avenatti's constant appearances on cable television have earned him the moniker of being a thorn in President Donald Trump's side, as he has brought Daniels' lawsuit against Trump and his attorney Michael Cohen into the public square.
More recently, former NY mayor Rudy Giuliani - newly hired as part of Trump's legal team - said in interviews that Trump had reimbursed Cohen for the payment.
Trump: No, I don't know. Daniels says she had an affair with the president.
The solicitation came during a period when Cohen was bragging to others that he could make millions from consulting on Trump and that foreign governments would be interested in having his expertise.
The panel's assessment contradicts a conclusion in March by the House Intelligence Committee rejecting allegations that the Kremlin had aimed to boost the Republican candidate's chances.
The disclosure also shows President Trump's current net worth at $3.1 billion.
Whether Trump committed a crime by not disclosing the Cohen payments previous year is a matter of whether or not he purposely omitted them, according to experts.
But Sater's messages show the two men continued to talk about the project into May 2016 with Sater encouraging Cohen to attend the St. Petersburg International Economic Forum in mid-June 2016.