Claimant Details
Name, mailing address, taxpayer identification (SSN or EIN), and daytime contact information for the person requesting repayment.
Accurate completion ensures refunds due to a decedent are paid to the correct estate or beneficiary, minimizes processing delays, and documents the legal authority of the filer. Proper filing reduces the risk of forfeited refunds, backup withholding, or IRS/state follow-up requests.
Executors, administrators, and authorized agents generally prepare the form when a deceased taxpayer's final returns show an overpayment.
Name, mailing address, taxpayer identification (SSN or EIN), and daytime contact information for the person requesting repayment.
Full legal name, SSN/ITIN, date of death, and last known address to link the claim to the decedent's tax records.
Tax year, tax return type, total tax paid, withholding, and the specific overpayment amount being claimed for refund.
Death certificate, letters testamentary/administration, court orders, power of attorney or Form 2848 if an agent files, and copies of the final return.
Claimant signature, title (executor/administrator), date, and a printed name; include a notary or witness if required by the taxing jurisdiction.
Bank account information for direct deposit or mailing instructions for a paper refund check; include a voided check where accepted.
| Field Mapping | Map form fields to data sources to prefill claimant and decedent information. |
|---|---|
| Conditional Fields | Enable conditional sections for estate vs individual claims to streamline the form. |
| Signer Authentication | Require email OTP, SMS code, or knowledge-based verification for signer attribution. |
| Template Library | Save a Form R27 template with required supporting-document placeholders. |
| API/Webhooks | Use webhooks to notify estate counsel or accounting systems on submission. |
Choose a platform that produces tamper-evident PDFs, supports audit trails, and meets applicable authentication standards for e-signatures.
April 15 is the usual due date for individual returns (IRS rules)
Generally within 3 years of filing or 2 years from payment (IRC §6511)
File Form 4868 for extensions; refund claims still follow IRC timing rules
State refund claim periods differ — check the relevant department of revenue
Probate delays can affect when the estate can legally claim refunds
An executor discovers an overpayment on the decedent's last return and files Form R27 with attachments.
A surviving spouse, listed as beneficiary, files to claim a state refund following probate admission.
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