The IRS has announced the cost-of-living adjustments to dollar limitations for retirement plans for 2012. Here is a look at the changes from 2011 to 2012:

Limit 2011 2012
Compensation Limit $245,000 $250,000
Defined Contribution Limit $49,000 $50,000
Defined Benefit Limit $195,000 $200,000
Key Employee Officer $160,000 $165,000
Highly Compensated Employee $11,000 $115,000
Governmental $360,000 $375,000
ESOP Limits $985,000$195,000 $1,015,000$200,000

Elective Deferral and Catch-up Limited for 2012:

Limit 2011 2012
401(k), 403(b), 457(b) Plan Deferral Limit $16,500 $17,000
401(k), 403(b), 457(b) Catch-up Limit $5,500 $5,500
Simple Plan Deferral Limit $11,500 $11,500
Simple Plan Catch-up Limit $2,500 $2,500

IRA Limits
For 2012, Traditional and Roth IRAs remain at $5,000; catch-up contributions remain at $1,000 for those that are 55 or older.
Sources: Principal Financial Group, IRS