Belgium is in contact with Austria to make adaptations specifically concerning art. 25 of the treaty (given the reservations Austria made under art. 16 MLI).
Belgium has taken action - next to notifying treaties as CTAs to the BEPS MLI - by negotiating and concluding complying instruments to make treaties in line with the action 14 Minimum Standard (e.g. Algeria [protocol sent, but not yet signed], Switzerland [ongoing negotiations], Norway [signed, but not yet in force]).
Negotiations for a new DTA are ongoing with Germany.
New DTA signed with France on 09.11.2021, but not entered into force yet.
New DTA signed with The Netherlands on 21.06.2023, but not entered into force yet.
Making Dispute Resolution Mechanisms More Effective – Consolidated Information on Mutual Agreement Procedures 2023
OECD/G20 Base Erosion and Profit Shifting Project