IRS CP182 Sample: Missing Form 3468
Notice Instructions: Use the response date and instructions on your own notice. The published sample does not supply a current deadline.
The credit and the records supporting it belong together. Start by matching your letter to the return.
The IRS published CP182 sample concerns a Form 1120 filed without Form 3468, Investment Credit. It asks the filer to supply the missing form.
Read The Published IRS CP182 Sample · Source checked October 11, 2026.
What to Check Next
- Step 1: Match the entity, return, tax period, and requested form to your records.
- Step 2: Review and provide the requested Form 3468 using the instructions on your letter.
- Step 3: Keep the response and delivery record. The sample warns that failure to supply the form can lead to disallowed credit and a bill, with applicable penalties and interest.
Common Questions About CP182
- Does This CP182 Sample Acknowledge Innocent Spouse Relief?
- No. The official sample requests a missing investment-credit form for a corporate return.
- Does The Sample Set My Deadline?
- No. It illustrates a 2011 return and contains placeholder dates. Your actual notice supplies the relevant tax year and response date.

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