(1) A person who assists another with the commission of an offence shall be sentenced to a penalty of imprisonment for a term of fifteen years to twenty years if the offence committed requires aggravated life imprisonment, and to a term of ten to fifteen years imprisonment if the offence committed requires life imprisonment. Otherwise the penalty to be imposed shall be reduced by one-half. However, in this case, the penalty to be imposed shall not exceed eight years.

(2) A person remains culpable as an assistant if he:

a) encourages the commission of an offence, or reinforces the decision to commit an offence, or promises that he will assist after the commission of an act.

b) provides counsel as to how an offence is to be committed, or provides the means used for the commission of the offence.

c) facilitate the execution of an offence by providing assistance before or after the commission of the offence.