With wage levels expected to drop as a consequence, clubs are also expected to struggle to retain some of their best players, with some eye-catching performers potentially up for grabs.
We’ve contacted local journalists covering League One to compile a list of each club’s free agents this summer – and here are the prominent names which may well interest Pompey...
9. Sullay Kaikai (winger)
The former Palace man has performed impressively for Blackpool this season, making 39 appearances and scoring six times. No doubt the Tangerines will be eager to retain the services of the 25-year-old, who is believed to have a club option inserted into his contract. Picture: Lewis Storey/Getty Images Photo: Lewis Storey
10. Connor Ogilvie (Centre-half/left-back)
A former Spurs trainee, Ogilvie continues to impress during his time at Gillingham in a number of defensive positions. The Gills' player of the season in 2019-20, the 25-year-old has made 49 appearances this season, missing just one league game in the process. Picture: Ben Stansall/AFP via Getty Images. Photo: BEN STANSALL
11. Ro-Shaun Williams (centre-half)
A lightening quick and powerful central defender for Shrewsbury, he featured at England age group levels while on the books of Manchester United. The 22-year-old has been an automatic choice for the Shrews this season, making 43 appearances. Picture: Morgan Harlow/Getty Images Photo: Morgan Harlow
12. Josh Magennis (striker)
Magennis is a powerful central striker known for his aerial ability and physicality. Aged 30, the Northern Ireland international has netted 17 times for Hull this season, helping fire them back into the Championship at the first time of asking. Picture: David Rogers/Getty Images Photo: David Rogers