OECD Principles of GLP Recognition Application Document (Effective January 2021) has been recently published on the website.
The document can be downloaded from the ‘Accreditation Information’ section of the website;
Accreditation Information > Accreditation criteria and guidance > NATA Accreditation Criteria (NAC) Packages/ OECD Principles of Good Laboratory Practice > OECD Principles of Good Laboratory Practice Accreditation Criteria Publications Checklist > OECD Principles of GLP Recognition Application Document (Effective January 2021)