skip navigation

Search Help
Navigation Help

Topic Index
ABCDEFGHI
JKLMNOPQR
STUVWXYZ#

International
Tax Topic Index

Affordable Care Act
Tax Topic Index

FAQs
Forms
Publications
Tax Topics

Comments
About Tax Map

IRS.gov Website
Current Year Tax Map
Publication 571
taxmap/pubs/p571-018.htm#en_us_publink1000239725

Chapter 7
Excess Contributions(p13)

If your actual contributions are greater than your MAC, you have an excess contribution. Excess contributions can result in income tax, additional taxes, and penalties. The effect of excess contributions depends on the type of excess contribution. This chapter discusses excess contributions to your 403(b) account.
taxmap/pubs/p571-018.htm#en_us_publink1000239727

How Do I Know If I Have Excess Contributions?(p13)

rule
At the end of the year or the beginning of the next year, you should refigure your MAC based on your actual compensation and actual contributions made to your account.
If the actual contributions to your account are greater than your MAC, you have excess contributions. If, at any time during the year, your employment status or your compensation changes, you should refigure your MAC using a revised estimate of compensation to prevent excess contributions.