The OSCR has now upheld its decision after conducting a review at St Margaret's request.

BBC: St Margaret's logo

The OSCR said the process was ultimately aimed at maintaining public confidence in charitable status.

BBC: Private schools face investigation into charity status

The Office of the Scottish Charity Regulator (OSCR) examines whether organisations warrant the charitable status which exempts them from payment of millions of pounds in rates and tax.

BBC: Private schools face investigation into charity status

However, SNP MSP Linda Fabiani described the setting up of the OSCR as "an interim fix" and said the executive had promised changes to charity law as far back as 1999.

BBC: Pledge on charities watchdog