Complete Guide to Tax Filing

Tax season rolls around every spring, and Americans file roughly 160 million returns between January and April. Despite the collective groan that accompanies W-2 season, preparing your return doesn't have to turn into a multi-week ordeal filled with confusion and dread.

Here's how the system works: Throughout the year, your employer withholds money from each paycheck, making an educated guess about your eventual tax bill. Come spring, you tally up what you actually earned, figure out what you truly owe, and reconcile the difference. Withheld too much? The IRS cuts you a refund check. Didn't withhold enough? You'll need to pay the balance.

The whole experience becomes infinitely smoother when you nail three fundamentals: rounding up the correct paperwork before you start, selecting a filing method that matches your comfort level and tax complexity, and double-checking your work to catch mistakes before they cause problems.

Who Must File a Federal Income Tax Return

The law doesn't require everyone to file. Whether you need to submit a return depends on how much you earned, your age, how you'll file, and what type of income landed in your bank account.

Let's look at 2025 income thresholds. Single filers younger than 65 hit the requirement once gross income reaches $14,600. Turn 65 and that number bumps to $16,550. Married couples filing together face a $29,200 threshold when neither spouse has reached 65. One spouse crosses into 65-and-over territory? The requirement kicks in at $30,...