Chelsea sent a structured request to the Premier League to make the overall number of replacements nine, and not just seven.
The plan would be discussed with a vote on the matter expected a week later at the next shareholders meeting on Thursday.
Players have recently begun full contact practices ahead of the resumption of the Premier League on June 17.
The remaining 92 games will be compressed into a span of six weeks, would would raise workloads for teams.
Chelsea’s appeal arrives in the wake of professional health issues with a lengthy break from playing raising the risk of injuries, thesays.