The mandatorycode is aimed at balancing the right of parents to a fair hearing against the right of schools to not admit so many pupils that children's education suffers.
The review, which will be published, is intended to identify how Barclays' business practices and culture needs to change, and to produce a new, mandatorycode of conduct for the bank's staff.
Schools minister Jim Knight said: Today's new mandatory appeals code makes the existing system even more fair, robust and independent and every local authority and school has to comply with it.