what to know about the Republican plan
John Miller | iStock | Getty ImagesA group of House Republicans are revisiting the Fair Tax Act, which would replace certain federal levies with a national sales tax and decentralize the IRS.While the plan may not get a floor vote and wouldn't make it through the Democrat-controlled Senate, policy experts say the plan would make the tax system more regressive, meaning the burden decreases as income gets higher.Introduced in early January, the proposal would eliminate income, payroll, estate and gift taxes, to be replaced…