What this notice is about We denied your request to extend the time to file Form 5330 because your Form 5558, Application for Extension of Time To File Certain Employee Plan Returns, wasn't received on time. A request for an extension of the time to file Form 5330 must be received on or before the due date of your return. What you need to do File your required Form 5330 immediately to limit any late filing penalties. If Form 5330 is filed after the due date of the return, the return will be considered late and subject to late filing penalties. You may want to Review the filing requirement for your organization at Retirement Plans Community. Frequently asked questions Where can I go for more information about Employee Benefit Plans? For more information on Employee Benefit Plans, see Retirement Plans Community. Can I get help over the phone? If you have questions and/or need help, please call 1-877-829-5500. Personal assistance is available Monday through Friday, 7:00 a.m. to 7:00 p.m. CT. Tips for next year Be sure to mail your Form 5558 on or before the due date of your return. Review the Form 5558 resources at Form 5500 Corner. Reference Tools Publication 1, Your Rights as a Taxpayer PDF Form 5330, Return of Excise Taxes Related to Employee Benefit Plans PDF Instructions for Form 5330 PDF Full list of tax forms and instructions Need Help? You can authorize someone to contact the IRS on your behalf. See if you qualify for help from a Low Income Taxpayer Clinic. If you can’t find what you need online, call the IRS number at the top of your notice or letter.