HL7 v2.9 Vocabulary
0.1.0 - ci-build

HL7 v2.9 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v29/ and changes regularly. See the Directory of published versions

## : Acknowledgment Code (2.9 - 1.2.0) - JSON Representation

Active as of 2026-01-27

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    {
      "resourceType" : "CodeSystem",
      "id" : "acknowledgmentCodes",
      "text" : {
        "status" : "generated",
        "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><ul><li>Include all codes defined in <a href=\"CodeSystem-acknowledgmentCodes.html\"><code>http://terminology.hl7.org/v2plusvocab/CodeSystem/acknowledgmentCodes</code></a></li></ul></div>"
      },
      "extension" : [
        {
          "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
          "valueString" : "2.9"
        },
        {
          "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
          "valueString" : "generate correct history somehow"
        },
        {
          "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
          "valueString" : "0008"
        }
      ],
      "url" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/acknowledgmentCodes",
      "identifier" : [
        {
          "system" : "urn:ietf:rfc:3986",
          "value" : "urn:oid:2.16.840.1.113883.18.10"
        }
      ],
      "version" : "1.2.0",
      "name" : "AcknowledgmentCodes",
      "title" : "Acknowledgment Code (2.9 - 1.2.0)",
      "status" : "active",
      "experimental" : true,
      "date" : "2026-01-27T19:46:43+00:00",
      "publisher" : "HL7/FO",
      "contact" : [
        {
          "name" : "HL7/FO",
          "telecom" : [
            {
              "system" : "url",
              "value" : "http://www.hl7.org"
            }
          ]
        }
      ],
      "description" : "HL7-defined code system of concepts specifying acknowledgment codes.  For details of usage, see message processing rules in the published Standard.  Used in HL7 Version 2.x messaging in the MSA segment.",
      "copyright" : "HL7 Inc., 2026",
      "caseSensitive" : true,
      "compositional" : false,
      "content" : "complete",
      "property" : [
        {
          "code" : "versionIntroduced",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced",
          "description" : "version when was this code introduced",
          "type" : "string"
        },
        {
          "code" : "versionDeprecated",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated",
          "description" : "version when was this code deprecated",
          "type" : "string"
        },
        {
          "code" : "status",
          "uri" : "http://hl7.org/fhir/concept-properties#status",
          "description" : "A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired",
          "type" : "code"
        },
        {
          "code" : "comment",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment",
          "description" : "A string that provides additional detail pertinent to the use or understanding of the concept",
          "type" : "string"
        },
        {
          "code" : "usage",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage",
          "description" : "usage notes for this code",
          "type" : "string"
        },
        {
          "code" : "modified",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified",
          "description" : "date of last modification",
          "type" : "dateTime"
        },
        {
          "code" : "ackType",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#ackType",
          "description" : "ackType",
          "type" : "code"
        },
        {
          "code" : "ackValue",
          "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#ackValue",
          "description" : "ackValue",
          "type" : "code"
        }
      ],
      "concept" : [
        {
          "code" : "AA",
          "display" : "Original mode: Application Accept - Enhanced mode: Application acknowledgment: Accept",
          "definition" : "Original mode: Application Accept - Enhanced mode: Application acknowledgment: Accept",
          "property" : [
            {
              "code" : "modified",
              "valueDateTime" : "2015-07-13"
            },
            {
              "code" : "versionIntroduced",
              "valueString" : "2.1"
            }
          ]
        },
        {
          "code" : "AE",
          "display" : "Original mode: Application Error - Enhanced mode: Application acknowledgment: Error",
          "definition" : "Original mode: Application Error - Enhanced mode: Application acknowledgment: Error",
          "property" : [
            {
              "code" : "modified",
              "valueDateTime" : "2015-07-13"
            },
            {
              "code" : "versionIntroduced",
              "valueString" : "2.1"
            }
          ]
        },
        {
          "code" : "AR",
          "display" : "Original mode: Application Reject - Enhanced mode: Application acknowledgment: Reject",
          "definition" : "Original mode: Application Reject - Enhanced mode: Application acknowledgment: Reject",
          "property" : [
            {
              "code" : "modified",
              "valueDateTime" : "2015-07-13"
            },
            {
              "code" : "versionIntroduced",
              "valueString" : "2.1"
            }
          ]
        },
        {
          "code" : "CA",
          "display" : "Enhanced mode: Accept acknowledgment: Commit Accept",
          "definition" : "Enhanced mode: Accept acknowledgment: Commit Accept",
          "property" : [
            {
              "code" : "modified",
              "valueDateTime" : "2015-07-13"
            },
            {
              "code" : "versionIntroduced",
              "valueString" : "2.2"
            }
          ]
        },
        {
          "code" : "CE",
          "display" : "Enhanced mode: Accept acknowledgment: Commit Error",
          "definition" : "Enhanced mode: Accept acknowledgment: Commit Error",
          "property" : [
            {
              "code" : "modified",
              "valueDateTime" : "2015-07-13"
            },
            {
              "code" : "versionIntroduced",
              "valueString" : "2.2"
            }
          ]
        },
        {
          "code" : "CR",
          "display" : "Enhanced mode: Accept acknowledgment: Commit Reject",
          "definition" : "Enhanced mode: Accept acknowledgment: Commit Reject",
          "property" : [
            {
              "code" : "modified",
              "valueDateTime" : "2015-07-13"
            },
            {
              "code" : "versionIntroduced",
              "valueString" : "2.2"
            }
          ]
        }
      ]
    }