The Church of England has been in the process of developing a set of National Safeguarding Standards and accompanying Quality Assurance Framework, since 2020.This link takes you to a page where you can read more about the National Standards and access resources/self-audit tools etc.
For more information and resources visit the National Safeguarding Standards webpage.
An idea of what 'good' would look like under these standards.
Printable version of the Quality Assurance Parish Self Audit Tool