It is deductible, but where is determined by how the land is being currently used.
If the land is rented out (as pasture for example), the the HOA fees are a deductible as a Rental expense then.
If you are a land developer, then it is deductible as a Sch C business expense.
If the land is not rented and held for investment only, the the HOA fees are a deduction as "Investment expense."
For the Investment Expense go to"
Federal Taxes (may be Personal tab in self-employed)
Deductions and Credits, then scroll down to "Other Deductions and Credits" and select 2nd from bottom: "Other Deductible expense" say, No, then Yes. It is limited to deducting only the amount in excess of 2% of the adjusted gross income (TurboTax computes this, you just need to enter the amount).
