definiens: or means all taxes, fees, levies, duties, tariffs, imposts, and governmental imposi tions or charges of any kind in the nature of ( or similar to ) taxes, payable to any federal, state, local or foreign taxing authority, whether disputed or not, including ( with out limitation ): ( a ) income, franchise, profits, gr oss receipts, ad valorem, net worth, value added, sales, use, ser vice, real or personal property, special assessment s, capital stock, license, payroll, withholding, employment, s ocial security ( or similar ), workers ’ compensation, unemployment compensation, disability, utility, sev erance, production, excise, stamp, occupation, prem iums, windfall profits, environmental, customs duties, re gistration, alternative and add on minimum, estimat ed, transfer and gains taxes, or other tax of any kind whatsoeve r ; and ( b ) in all cases, including interest, penalt ies, additional taxes and additions to tax imposed with respect the reto