Corporate income tax rate and financial institution excise tax rate, decreased, apportionment factor for corporate income tax rates revised, State income tax decoupled from fed. Tax Cuts and Jobs Act, electing pass-through entities, taxed at entity level, Ala. Business Tax Competitiveness Act, Secs. 40-16-1.2, 40-16-4, 40-18-31, 40-18-34, 40-18-35, 40-27-1 am'd.