The ICH M7(R2) Guideline on the “Assessment and Control of DNA Reactive (Mutagenic) Impurities in Pharmaceuticals to Limit Potential Carcinogenic Risk” and the accompanying M7(R2) Addendum “Application of the Principles of the ICH M7 Guideline to Calculation of Compound-Specific Acceptable Intakes” have reached Step 4 of the ICH Process on 3 April 2023.