| Name | Code | URI | Type | Description |
| internalId | internalId | http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id | code | The internal identifier for the concept in the HL7 Access database repository. |
| Status | status | http://hl7.org/fhir/concept-properties#status | code | Designation of a concept's state. Normally is not populated unless the state is retired. |
| internalId | internalId | http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id | code | The internal identifier for the concept in the HL7 Access database repository. |
| Status | status | http://hl7.org/fhir/concept-properties#status | code | Designation of a concept's state. Normally is not populated unless the state is retired. |
| Code | Display | Definition | internalId | Status | internalId | Status |
| 0 | Message accepted | Success. Optional, as in version 2.x the AA conveys success. Used for systems that must always return a status code. | 10131, 10131 | active, active | 10131, 10131 | active, active |
| 100 | Sequence error | The message elements were not in the proper order, or required elements are missing. | 10132, 10132 | active, active | 10132, 10132 | active, active |
| 101 | Missing required element. | A required message element is missing. | 10133, 10133 | active, active | 10133, 10133 | active, active |
| 102 | Data type error | An element is represented by a data type that is not compatible with that which is allowable. | 10134, 10134 | active, active | 10134, 10134 | active, active |
| 103 | Table value not found | The value received for a common HL7 or user defined table was not found to match allowable table values. | 10135, 10135 | active, active | 10135, 10135 | active, active |
| 200 | Unsupported message type | The message type is not supported. | 10136, 10136 | active, active | 10136, 10136 | active, active |
| 201 | Unsupported interaction | The identified interaction is not supported. | 10137, 10137 | active, active | 10137, 10137 | active, active |
| 202 | Unsupported ProcessingID | The ProcessingID is not supported. | 10138, 10138 | active, active | 10138, 10138 | active, active |
| 203 | Unsupported VersionID | The VersionID is not supported. | 10139, 10139 | active, active | 10139, 10139 | active, active |
| 204 | Unknown key identifier | The identifier for a patient, order, etc. was not found. Occurs for transactions other than additions. | 10140, 10140 | active, active | 10140, 10140 | active, active |
| 205 | Duplicate key identifier | The identifier for a patient, order, etc. already exists. Occurs in response to addition transactions (e.g. new Admit, new Order, etc.). | 10141, 10141 | active, active | 10141, 10141 | active, active |
| 206 | Application record locked | The transaction could not be performed at the application storage level, e.g. database locked. | 10142, 10142 | active, active | 10142, 10142 | active, active |
| 207 | Application internal error | A catchall for internal errors not explicitly covered by other error codes. | 10143, 10143 | active, active | 10143, 10143 | active, active |