The qualified business income (QBI) deduction is available to eligible businesses through 2025. After that, it’s scheduled to disappear. So if you’re eligible, you want to make the most of the deduction while it’s still on the books because it can potentially be a big tax saver. Deduction basics The QBI deduction is written off at the owner level. It can be up to 20% of: QBI earned from a sole proprietorship or single-member LLC that’s treated as a sole proprietorship for tax purposes, plus QBI from a pass-through entity, meaning a partnership, LLC that’s treated as a partnership for tax purposes or S corporation. How is QBI defined? It’s qualified income and gains from an eligible business, reduced by related deductions. QBI is reduced by: 1) deductible...