Where can I find my tax extension confirmation number?
If you filed for online extension with Form 4868, you should have received an online confirmation number to confirm extension for your records.
Do you need to call the IRS? Get the IRS phone number and learn what you need to know before calling from the tax experts at H&R Block.
Learn more about the IRS refund process. Get information on when you can file your taxes and when to expect your refund.
Learn more about your options to reduce or remove an IRS estimated tax penalty. Get the facts from the tax experts at H&R Block.
Learn more about letter 545, why you received it, and how to handle an IRS 545 letter with help from the tax experts at H&R Block.