On October 19, 2017, the Internal Revenue Service announced dollar limitations for pension plans and other retirement-related items for 2018.  The Social Security Administration announced the 2018 Taxable Wage Base a week earlier, while the Pension Benefit Guaranty Corporation finalized 2018 guarantees on October 30, 2017.

 

See the table below for a summary of these updates and a comparison of prior limits.

Category20182017201620152014IRC Citation
Annual compensation limit$275,000 $270,000 $265,000 $265,000 $260,000 401(a)(17)
Limitation on the annual benefit under a defined benefit plan$220,000 $215,000 $210,000 $210,000 $210,000 415(b)
Limitation on annual additions for defined contribution plans$55,000 $54,000 $53,000 $53,000 $52,000 415(c)
Elective deferral (contribution) limit for 401(k) & 403(b) plans$18,500 $18,000 $18,000 $18,000 $17,500 402(g)
Catch-up contribution limit for employees aged 50 and over$6,000 $6,000 $6,000 $6,000 $5,500 414(v)
Dollar limitation in the definition of highly compensated employee$120,000 $120,000 $120,000 $120,000 $115,000 414(q)
Dollar limitation in the definition of key employee (for top-heavy)$175,000 $175,000 $170,000 $170,000 $170,000 416(i)
Health Savings Account (HSA) annual contribution limit: (self-only / family coverage)$3,450 / $6,900 $3,400 / $6,750 $3,350 / $6,750 $3,350 / $6,650$3,300 / $6,550 223(b)(2)
Maximum amount of earnings subject to the Social Security tax$128,400 $127,200 $118,500 $118,500 $117,000 N/A
PBGC monthly guaranteed benefit at age 65$5,420 $5,369 $5,011 $5,011 $4,943 N/A
PBGC per-participant flat rate premium$74$69$64$57$49N/A
PBGC variable rate premium (VRP) %3.80%3.40%3.00%2.40%1.40%N/A
PBGC VRP maximum per participant$523$517$500$418$412N/A

The IRS release can be found here

A PDF version of this chart can be found here