Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Andy Smith is a Certified Financial Planner ...

If you’re preparing your taxes, you'll file federal income tax Form 1040. Because tax laws change often, Form 1040 might have subtle differences from year to year. Form 1040 is the main form that ...

The Bipartisan Budget Act of 2018 introduced a new tax form for seniors effective for 2019 taxes. Known as the 1040-SR, this form is designed to make filing taxes easier for older Americans. “Form ...

Tax time can be stressful, and for many, the headaches start with trying to figure out which forms to use. Everyone required to file an individual federal income tax ...

The IRS continues to roll out drafts of some 2026 tax forms, including a draft of Form W-9, Request for Taxpayer Identification Number and Certification. Here’s a look at what’s new—and why it matters ...

Form W-9 doesn't usually result in income taxes withheld, but there is an exception. A Schedule K-1 is a federal tax form that business partnerships and S corporations use to report a partner's share ...

With tax season just getting started—the season officially opened on January 27, 2025—you’ve likely received several tax reporting forms already, or they are on their way. Here's what you need to know ...