According to La Voz de Galicia today, starting in 2009, Compostelas will only be given to those who uses the pilgrim passport issued by the church in Santiago.
There is no information in the article if this new pilgrims passport will have a cost, and if so how much it will be.
This will all take effect January 1st 2009.
More in the article in La Voz de Galicia here.