SEP – Sole Proprietor’s Contribution – 2018 Worksheet

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This tax worksheet calculates a self-employed person’s deductible contribution to a SEP.

Note: Do not use if the taxpayer maintains another defined contribution plan or has earnings from multiple sole proprietorships.


  1. Farmers receiving social security retirement or disability benefits reduce SE income by the amount of Conservation Reserve Program payments included in SE income.
  2. Married taxpayers residing in Community Property states disregard community property laws when determining the taxpayer’s net earnings from self-employment.

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