| 01 | No Special Accounting Action |
| 1A | Payoff - Alternative Conversion Adjustable Rate Mortgage to Fixed Rate Mortgage |
| 1B | Real Estate Owned Property Property is owned by the lender or investor as a result of foreclosure. |
| 1C | Third-party Foreclosure Sale |
| 1D | Federal Housing Administration or Veterans Administration/Real Estate Owned or Conveyance |
| 1E | Short Payoff |
| 1F | Principal Balance Correction |
| 1G | Delinquency |
| 1H | Third Party Sale, Pre-Foreclosure Sale and Short Payoff |
| 1J | Payoff - Prepaid |
| 1K | Payoff - Matured |
| 1M | Mortgage Insurance Cancellation by Homeowner Based on Original Value of Property |
| 1N | Mortgage Insurance Cancellation by Homeowner Based on Current Value of Property |
| 1O | Mortgage Insurance Cancellation by Servicer Based on Automatic Cancellation Provisions |
| 1P | Mortgage Insurance Cancellation Based on Mandatory Termination for High Risk Loan |
| 1Q | Curtailment |
| 1R | Skip Payment |
| 1S | Mortgage Insurance Cancellation for Unspecified Reason |
| 1T | Repurchase for the Purpose of Modification |
| 02 | Action Code Reset |
| 03 | Relief Provisions |
| 04 | Bankruptcy or Litigation |
| 05 | Referred for Deed in Lieu of Foreclosure |
| 06 | Referred for Foreclosure |
| 07 | Loan Inactive for Accounting |
| 08 | Loan Reinstated for Accounting |
| 09 | Payoff |
| 10 | Payoff - Repurchased |
| IL | Substitution |