Modifies provisions relating to an income tax deduction for certain retirement benefits

SB 620 modifies how certain retirement benefits are treated for state income tax purposes. It changes the existing tax deduction rules for specific retirement income, affecting residents who receive qualifying pensions or retirement payments. The bill alters the provisions governing this deduction, though the exact nature of the changes isn't detailed in the provided abstract. This legislation directly impacts taxpayers relying on these retirement benefits by adjusting their state tax liability under the revised rules.