Tax credits for harbor maintenance and medical device companies' user fees and a tax exemption for certain patent-related income "no longer serve their desired purpose," according to Sen. Adam Hinds. His Senate colleagues seemed to agree, voting Tuesday to adopt his budget amendment that would strike those three tax breaks from state law. State Sen. Adam Hinds THE BERKSHIRE EAGLE Hinds, the Senate Revenue Committee chair, is among the members of a state Tax Expenditure Review Commission created under a 2018 law to analyze the different tax exemptions, deferrals, credits and deductions that have been adopted over the years with the intention to accomplish certain goals and behaviors.