Premier League clubs must present "truly exceptional" reasons to have requests for Covid-related postponements granted next season.
Last season was badly affected by postponements, leading to an imbalance in matches played across the division.
Some clubs were criticised for using loopholes regarding the number of players required to call matches off.
With the easing of restrictions across society, English football's top-flight is eager to ensure next term progresses as smoothly as possible.
On the eve of their fixtures being released the Premier League has revised its guidance around what it would take for a game to be called off.