An array of tax-related limits that affect businesses are indexed annually, and due to high inflation, many have increased more than usual for 2023. Here are some that may be important to you and your business. Social Security tax The amount of employees’ earnings that are subject to Social Security tax is capped for 2023 at $160,200 (up from $147,000 for 2022). Deductions Section 179 expensing: Limit: $1.16 million (up from $1.08 million) Phaseout: $2.89 million (up from $2.7 million) Income-based phase-out for certain limits on the Sec. 199A qualified business income deduction begins at: Married filing jointly: $364,200 (up from $340,100) Other filers: $182,100 (up from $170,050) Retirement plans Employee contributions to 401(k) plans: $22,500 (up from $20,500) Catch-up contributions to 401(k) plans: $7,500 (up from $6,500) Employee...