Article 243
Obstructing public authority
1. Any person who, by means of violence or serious threat of violence against an officer or agent of military, militarized or police forces, acts to oppose performance of his or her duties or compels the same to commit any act contrary to said duties is punishable with 2 to 6 years imprisonment.
2. If the act referred to in the previous subarticle is effectively committed or prevented, the penalty is 2 to 8 years imprisonment.