On March 2nd, 2007 the Portuguese Catholic University was held a colloquy about the "Precautionary Measure in the New Administrative Quarrelsome", in a joint initiative with the Faculty of Law of the Portuguese Catholic University and the Supreme Administrative Court , with the support of VdA and the intervention of the VdA partner Mário Esteves Oliveira.

His intervention was about the "Interpretative and integrative afflictions of the regime of the precautionary providences".

The event elapsed all day with the presence of several celebrities of the Public Law area both at international and national level.