If you have a software product that you are looking to get accredited, ICAEW's Accredited Software Scheme will enable you to position yourself in a competitive marketplace.
ICAEW has a policy of appointing a top accountancy firm as the scheme's independent assessor. This is currently RSM. The assessor has the final say as to whether a product has passed the accreditation process.
The scheme's independence is very important as it means software companies cannot simply pay to join the Scheme but must meet the required criteria laid out in the questionnaire.
The following list provides questionnaires and guidelines for the scheme