The approval is expected to be the first of several granted to Catholic groups.
Since the peace effort began in 1993, Catholic groups have killed 81 people, Protestants 110.
Prosecutors and leaders of influential Catholic groups praised the plan.
It was bought by a Catholic group in the 1970's and later given to the pope.
Some Catholic religious groups have come out strongly in support of the show for its realism.
There were also several Catholic groups, mostly working in education.
Of these murders, the Catholic group says, convictions were only achieved in two cases.
Catholic groups supported first "no", third "yes", and left the second to voters individual preferences.
But it is the choice argument, used also for abortion, that seems to bother Catholic groups and other opponents the most.
So did other Catholic groups, but it got hardly any notice in the general press.