If you've ever dreamed about owning a getaway in the mountains, on the coast, or near your favorite vacation spot, you're not alone. A vacation home can offer personal enjoyment, potential income, and even long-term financial growth. But before you take the plunge, it's worth looking closely at the tax implications. Whether you plan to use the home yourself, rent it out, or do a little of both, how the IRS classifies your use matters more than you might think.