Accelerating deductible expenses, such as property tax on your home, into the current year typically is a good idea. Why? It will defer tax, which usually is beneficial. Prepaying property tax may be especially beneficial this year, because proposed tax legislation might reduce or eliminate the benefit of the property tax deduction beginning in 2018.
The initial version of the House tax bill would cap the property tax deduction for individuals at $10,000. The initial version of the Senate tax bill would eliminate the property tax deduction for individuals altogether.