Rhode Island has passed a law requiring cat owners to spay or neuter their
pets. Owners with pets over 6 months of age will be required to pay a fee
of $100 for a breeder's license and can be fined $75 per month. Subsidies
are available for low-income pet owners, and farmers are exempt.

The full article is he
http://www.cnn.com/2006/US/06/09/fix....ap/index.html