Do you and your spouse together operate a profitable unincorporated small business? If so, you face some challenging tax issues. The partnership issue An unincorporated business with your spouse is classified as a partnership for federal income tax purposes, unless you can avoid that treatment. Otherwise, you must file an annual partnership return, on Form 1065. In addition, you and your spouse must be issued separate Schedule K-1s, which allocate the partnership’s taxable income, deductions and credits between the two of you. This is only the beginning of the unwelcome tax compliance tasks. The self-employment (SE) tax problem The SE tax is how the government collects Social Security and Medicare taxes from self-employed individuals. For 2023, the SE tax consists of 12.4% Social Security tax on the first $160,200...