5 - mFRR IF Share on: 5 - mFRR IF Documentation on the approval process of this methodology Action 1 - mFRR IF explanatory document Action 1 - mFRR IF proposal Action 2 - mFRR IF referral to ACER letter Action 3 - mFRR IF ACER Decision Annex I Action 3 - mFRR IF ACER Decision Annex Ia Action 3 - mFRR IF ACER Decision Annex II Action 3 - mFRR IF ACER Decision