companyBlog
Tax
The federal tax side of closing a company: final returns, IRS Form 966, Form 5472 and closing the EIN account.
Updated · 5 min read
How to Cancel an EIN in 2026 (Close Your IRS Business Account): Letter Template and Steps
The IRS never cancels an EIN, but it will close the business account. Mail a short letter with your EIN, legal name, address and reason. Template included.
Updated · 7 min read
IRS Form 966 in 2026: Who Files It, the 30-Day Deadline, and What It Does Not Do
Form 966 tells the IRS a corporation is dissolving. File it within 30 days of the resolution, attach a copy, and remember it is not your final return.