| 2018 | 2017 | 2016 | 2015 | ||||
| Compensation | $275,000 | $270,000 | $265,000 | $265,000 | |||
| Limits on benefits and contributions: | |||||||
| Defined contribution plans | $55,000 | $54,000 | $53,000 | $53,000 | |||
| Defined benefit plans | $220,000 | $215,000 | $210,000 | $210,000 | |||
| 401(k), 403(b) and 457 plan elective deferrals | $18,500 | $18,000 | $18,000 | $17,500 | |||
| SIMPLE plan elective deferrals | $12,500 | $12,500 | $12,500 | $12,000 | |||
| IRA | $5,500 |
$5,500 |
$5,500 | $5,500 | |||
| Catch-up contributions: | |||||||
| 401(k), 403(b) and 457 plans | $6,000 | $6,000 | $6,000 | $5,500 | |||
| SIMPLE plans | $3,000 | $3,000 | $3,000 | $2,500 | |||
| IRA | $1,000 | $1,000 | $1,000 | $1,000 | |||
| "Highly Compensated" definition | $120,000 | $120,000 | $120,000 | $115,000 | |||
| "Key Employee" definition: | |||||||
| Officer | $175,000 | $175,000 | $170,000 | $170,000 | |||
| 1% owner | $150,000 | $150,000 | $150,000 | $150,000 | |||
| Social Security: | |||||||
| Taxable wage base | $128,400 | $127,200 | $118,500 | $118,500 | |||
| Social Security employee tax rate | 6.20% | 6.20% | 6.20% | 6.20% | |||
| Social Security employer tax rate | 6.20% | 6.20% | 6.20% | 6.20% | |||
| Medicare - employee and employer tax rate | 1.45% | 1.45% | 1.45% | 1.45% |
