Severance pay is taxable in the year in which it is received. If it’s received in a lump sum, then it’s taxable in one year. If it’s spread over two or more years, then the portion received in each year is taxable in that year.
An unincorporated business or income-producing entity organized by two or more persons. A partnership is not subject to tax but passes through to the partners all income, deductions, and credits, according to the terms of the partnership agreement.