State tax filing
The answers to your questions are posted below.
- It's not clear how you are allocating the net profit. As long as you know the calculation accurately reflects the net profit in each state based on the residency period in each state you will be good.
- Each state has different ways of taxing income, there may not be a section in the North Carolina (NC) return to adjust those deductions however review each section of that return.
- The NC tax is calculated by dividing NC income by the total federal income to arrive at a percentage that will be applied to the tax calculated on that return for your residency period.
- See the allocation pages in NC.
