Why not - we do it to cats and dogs? Then the government can work out which kids are playing truant by using the networked readers they install on every lamppost and roadsign.
Of course after 60 years or so everyone will be tagged so we wont need those ID cards.
Bring in a stupid tax and everyone will try to avoid it. I would bet the people that are squealing about the avoidance are from the group that complained about the poll tax