Dec 24 (Reuters) - COVID-19 cases and injuries at Everton forced the Premier League to accept the club"s request for a postponement and called of their Boxing Day fixture away at Burnley, the league said on Friday. It is the 13th Premier League game to be called off due to COVID-19 and third Boxing Day fixture to be postponed after Liverpool v Leeds United and Wolverhampton Wanderers v Watford were called off on Thursday due to cases in the visiting teams. Everton manager Rafa Benitez said on Thursday that his club had a request to postpone Sunday"s match rejected by the Premier League, adding it was unfair as he had six injuries and five players down with COVID-19. read more "The Board reviewed the club"s request today to postpone the match following further injuries to their squad," the Premier League said in a statement. "They concluded that the club will not be able to fulfil their fixture this weekend as a result of an insufficient number of players available to play due to COVID-19 cases and injuries." The Premier League only grants a postponement if a club has fewer than 14 players -- 13 outfield players and one goalkeeper -- available, with the board examining requests on a case-by-case basis. Both clubs have already had matches postponed this month with Burnley now staring at a fixture pile-up with four games in hand after Boxing Day. The East Lancashire club had games against Watford and Aston Villa postponed due to COVID-19 outbreaks while a home clash against Tottenham Hotspur was called off less than two hours before kickoff due to heavy snowfall. Burnley are in the relegation zone, in 18th place on 11 points from 15 matches. Everton are in 14th spot on 19 points from 17 games. Britain reported a record 119,789 new daily COVID-19 cases on Thursday as it battles a surge in infections fuelled by the Omicron variant.