How much of your paycheck can the irs take with a levy?

An IRS Notice of Levy on Wages, Salary and Other Income attaches to all your take home pay in excess of the exempt amount stated in IRS Publication 1494 (see link). For example, for a single person with no exemptions other than them self, this is $182.69 per week. For a married person with four exemptions, it is $507.69