R.I. Gen. Laws § 4-24-10
Any person who violates the permit provisions of this chapter shall have no more than thirty (30) days to have their cat spayed or neutered or provide proof from a licensed veterinarian indicating that arrangements have been made to spay or neuter their cat(s). The animal control officer shall inform persons subject to this law to the availability of reduced cost or free spay/neuter programs available for low income persons and any programs sponsored by local humane organizations offering low cost spaying or neutering. If an animal is not spayed or neutered within thirty (30) days of the notice, he or she shall be subject to a seventy-five dollar ($75.00) fine for each thirty (30) days the animal is not spayed or neutered. Funds generated pursuant to this section shall be deposited in the spay/neuter account of the city or town where the violation occurred to be used to fund low-cost spay/neuter programs in accordance with § 4-24-13.
R.I. Gen. Laws § 4-24-10