A variety of tax-related limits affecting businesses are annually indexed for inflation, and many have gone up for 2019. Here’s a look at some that may affect you and your business. Deductions §179 expensing: Limit: $1.02 million (up from $1 million) Phaseout: $2.55 million (up from $2.5 million) Income-based phase-ins for certain limits on the §199A qualified business income deduction: Married filing jointly: $321,400-$421,400 (up from $315,000-$415,000) Married filing separately: $160,725-$210,725 (up from $157,500-$207,500) Other filers: $160,700-$210,700 (up from $157,500-$207,500) Retirement plans Employee contributions to 401(k) plans: $19,000 (up from $18,500) Catch-up contributions to 401(k) plans: $6,000 (no change) Employee contributions to SIMPLEs: $13,000 (up from $12,500) Catch-up contributions to SIMPLEs: $3,000 (no change) Combined employer/employee contributions to defined contribution plans (not including catch-ups): $56,000 (up from...