The rule only affects players bought by a Premier League club - and teams in England will still be allowed to sell players to other leagues in which the transfer window is open.
The Premier League had already announced that they would close the window on August 9, prior to the start of next season, in order to avoid disruption once the campaign is under way.
Premier League clubs voted last September for an earlier open and close, with the likes of Arsene Wenger and Jose Mourinho urging the league to approve the move.
'The EFL transfer window is already open.
Everton, who endured a disappointing season to their standards, will hope to spend more wisely in the transfer window this summer.More news: Pirates' Marte leaves due to side injury
Following Manchester City's dominant campaign that saw them break numerous records and earn Pep Guardiola's first Premier League win in just his second term with the club, the football world will be eager to see whether or not they will be able to continue their thrilling form in the upcoming season.
"Don't forget that continental clubs still operate to the August 31 deadline, so majority see the new Premier League deadline as an easy way to make money this summer by selling players to clubs desperate enough to pay over the odds". They can also sign free agents up until the same date.
"Then we wouldn't have the situation of sometimes a player plays game number one for a team and game number two for another team".
The thinking behind it from the clubs is that players will not become unsettled with transfer speculation once the season has kicked off on August 11.
A number of big-money transfers are tipped to go through this summer.More news: 4A Games' Metro Exodus Has Been Delayed into 2019
Press Affiliation Sport understands officers have opted to tug the opening again to subsequent Thursday in an effort to adjust to a Federation Internationale de Football Association rule which requires no less than one window to open for 12 weeks.
But the Premier League's decision to bring forward the close date this year means the start date can also be moved.
But clubs may now be able to snap up their targets before they head off to Russian Federation.
The EFL is thought to be planning a similar statement'.
All very odd as to why the start date has been given such secret treatment.More news: Indian meteorological department issues fresh thunderstorm alert after dust storm hits Delhi