We don't need more laws. We need enforcement of existing laws. It's already illegal to steal a bike. It's already illegal to deal in stolen bikes. It's already illegal to commit fraud in order to sell stolen goods.
The problem is that bike theft is not a very high priority for the police.
Training: 2002 Fuji Roubaix Pro (105 triple)
Commuting/Daytripping: 2001 Airborne Carpe Diem (Ultegra/XTR, touring wheels)
Commuting/Touring: 2000 Novara Randonee (Sora/Tiagra/LX, fenders, lights)