835 R.I. Code R. 835-RICR-20-00-2.15
Adjustments are corrections to inaccurate charges and are not restricted to any type of sewer use fee or use classification and shall be issued without bias in accordance with the rates and fees approved by the PUC. All corrections must be fully documented and are subject to the NBC authorized approval prior to processing. Adjustments, whether debit or credit adjustments, shall be limited to three (3) years from the date of the original billing transaction with the exception of charges assessed against a property determined to be non-sewered, in which case the adjustment period shall be limited to the period of time when the property has been owned by the current owner, and transaction and payment records are available and provided to the NBC. Adjustments for mis-applied payments shall be limited to a three (3) year period from the date of said payment.
835 R.I. Code R. 835-RICR-20-00-2.15