Neither UFC president Dana White, Mayweather Promotions CEO Leonard Ellerbe or Showtime's Stephen Espinoza could be reached for comment.
The fight is to take place under normal boxing rules, despite McGregor having never boxed either as an amateur or professionally.
Mayweather, 41, is considered to be one of the greatest boxers, an undefeated professional, and a five-division world champion.
It followed a successful defence of his WBC and WBA welterweight titles, a victory that equalled Rocky Marciano's career record of 49-0.
Sensex closes higher, Nifty advances as inflation cools
Despite the overall gain, market breadth was negative with 1,249 shares advancing against a decline of 1,419 shares. The 30-scrip Sensitive Index (Sensex) on Wednesday opened on a higher note during the morning session of the trade.
He and McGregor first mooted the idea of a fight in a series of exchanges on social media, in which the Irishman urged Mayweather to step up and sign.
"I got a call (Tuesday) night from Mayweather Promotions that they wanted to be put back on the agenda, so I put them back on the agenda", Bob Bennett, executive director of the Nevada State Athletic Commission, told ESPN.
McGregor has shot up the ranks in the UFC and is the biggest draw in MMA history.
But both fighters stand to earn vast sums from what is expected to be one of the most lucrative boxing bouts in history. He retired in 2015 after defeating Manny Pacquiao in a record-setting PPV blockbuster, followed by a unanimous decision win over Andre Berto.
So while the venue is likely to be the MGM Grand, or possibly the T-Mobile Arena, it seems certain the McGregor Mayweather date will be Saturday August 26. The pay-per-view is expected to gross around $475 million. He also said he talked to McGregor this morning and he says "he's really confident that he's gonna win this fight." and "he will try to knock him out". The fight has been anticipated for nearly an two years since McGregor appeared on the Conan O'Brien Show in 2015 expressing his interest in going toe to toe with Mayweather and it is being called the biggest sporting event of the year.
Also the date is wondered by many to be in direct competition with the other superfight between Mexican superstar Saul "Canelo" Alvarez and middleweight destroyer Gennady "GGG" Golovkin taking place at the T-Mobile Arena in Las Vegas on September 16th.
"When Kabir Khan came to me with the script of Tubelight , I gradually started looking myself in that character". Sohil Khan younger brother of Salman Khan Said that war can never be a solution for anything it is negative.
When I hear the Flynn comments, you and I both know my father a long time. "He's a leaker ", he said of Comey . Trump first hinted in May about the existence of " tapes " between himself and Comey on Twitter .
As can be recalled, Lenovo-backed Motorola launched a mid-range line-up of smartphones including the Moto M in this segment. Another phone about to be unveiled by Moto this month is the Moto X4 , reportedly scheduled for a June 30 announcement.
I think Gareth will be looking at that, and defensively I don't think he'll like how the team was spread apart. But we're very lucky we've got one of the best centre-forwards in the world at the moment in Harry Kane .
Mr Comey said Ms Lynch told him "not to call it an investigation but to call it a matter, which confused me and concerned me". He told the Senate Intelligence Committee that such a request would match the wording of Clinton's campaign.
Nashville lost for just the first time in regulation on home ice this postseason and this one had some hard luck. Then he made another bold promise, not all that different from his guarantee of a Game 3 win that proved true.
The report is the Federal Reserve's last peek at inflation before officials conclude a two-day policy meeting Wednesday afternoon. American consumers forked out a total of US$473.8 billion (RM2 trillion) for the month, 3.8 per cent above May of previous year .
Dale Earnhardt Jr .'s winless season stretched into Pocono when he was forced out of the race because of mechanical issues. I know I got my mom, my dad, my girlfriend here, even my neighbor, my next-door neighbor flew up here to come watch this.
Prosecutors allege that Piazza was forced to drink large amounts of alcohol during a hazing ritual before falling down the stairs. Piazza was alone for about five hours, according to Scicchitano- five hours of footage showing Piazza lying on the floor in pain.
Waves of enemies are still present, but the focus stays on 1v1 battles, playable with different characters and multiple stages. This arena-like mode was announced and presented as extra content to Fire Emblem Warriors , separate from main story mode.
Destiny 2 and early PC beta access bundled with Nvidia 1080s
If you get a laptop that comes with a GTX 1080 or 1080 Ti under the hood then you are eligible for the Nvidia Destiny 2 bundle. In Destiny 2 , players have their abilities and weapons taken from them after trying and failing to take on Ghaul .
Stocks, dollar firm ahead of Fed decision
In the three months to April, UK average earnings rose just 1.7%, versus confirmation yesterday of inflation at 2.9%. CURRENCIES: The dollar rose to 110.01 yen from 109.95 and the euro strengthened to $1.1218 from $1.1204.
Security firms warn of new cyber threat to electric grid
That is because the USA electric industry has trained its operators to handle disruptions caused by large storms. The newly discovered malware has been officially named "Win32/Industroyer", but we've dubbed it "Stuxnet II".
Tapwrit rallies in stretch to win Belmont Stakes
As the Wood Memorial victor separated himself from the field, Ortiz encouraged Tapwrit and the pair went after Irish War Cry . He also finished 10th in the Kentucky Derby and also had a dud in the Grade 2 Fountain of Youth when he finished seventh.
Otto Warmbier 'was brutalised by pariah N Korea', parents say
The State Department is continuing to discuss the situation of three other detained Americans with North Korea, Tillerson said. Warmbier was arrested by North Korean authorities 17 months ago for allegedly attempting to steal a state propaganda poster.
US attorney general dodges Trump questions, angers Democrats
Sessions lent his support to the special counsel, Robert Mueller, who is now in charge of the Trump campaign-Russia investigation. But in the rat-a-tat-tat of follow-up questions, Sessions slowly pried that door open again, by increasingly hedging his answers.
Shaw's RBI helps Brewers earn split with Cardinals
Martinez's 415-foot opposite field drive to right-center ignited a three-run Cardinals rally in the fifth. The Cardinals recalled RHP Sam Tuivailala from Triple-A Memphis and optioned INF Paul DeJong to Memphis.