Coventry NHS trust collects £4 million in car park charges - easily highest in England - CoventryLive: On its website the trust states it "does not generate any car park revenue directly from either staff or visitors". A trust spokesperson told CoventryLive: "A large proportion of our car parks at University Hospital Coventry form part of a Private Finance Initiative contract and as a result we generate minimal car park revenue directly from staff, patients or visitors.