NCDs (National Coverage Determinations) and LCDs (Local Coverage Determinations) are. decisions by Medicare and their administrative contractors that provide coverage information. and determine whether services are reasonable and necessary on certain services offered by. participating providers.
A tax (from the Latin taxo) is a financial charge or other levy imposed upon a taxpayer (an individual or legal entity) by a state or the functional equivalent of a state to fund various public expenditures. A failure to pay, or evasion of or resistance to taxation, is usually punishable by law.
A progressive tax is a tax in which the tax rate increases as the taxable amount increases.[1][2][3][4][5] The term progressive refers to the way the tax rate progresses from low to high, with the result that a taxpayer's average tax rate is less than the person's marginal tax rate.[6][7] The term can be applied to individual taxes or to a tax ...