diff --git a/cmd/laas/docs/docs.go b/cmd/laas/docs/docs.go
index e5639ad..160501b 100644
--- a/cmd/laas/docs/docs.go
+++ b/cmd/laas/docs/docs.go
@@ -2196,6 +2196,16 @@ const docTemplate = `{
                 "topic": {
                     "type": "string",
                     "example": "copyleft"
+                },
+                "type": {
+                    "type": "string",
+                    "enum": [
+                        "obligation",
+                        "restriction",
+                        "risk",
+                        "right"
+                    ],
+                    "example": "obligation"
                 }
             }
         },
diff --git a/cmd/laas/docs/swagger.json b/cmd/laas/docs/swagger.json
index 19354bd..67d079b 100644
--- a/cmd/laas/docs/swagger.json
+++ b/cmd/laas/docs/swagger.json
@@ -2189,6 +2189,16 @@
                 "topic": {
                     "type": "string",
                     "example": "copyleft"
+                },
+                "type": {
+                    "type": "string",
+                    "enum": [
+                        "obligation",
+                        "restriction",
+                        "risk",
+                        "right"
+                    ],
+                    "example": "obligation"
                 }
             }
         },
diff --git a/cmd/laas/docs/swagger.yaml b/cmd/laas/docs/swagger.yaml
index 99ffdc8..f97905d 100644
--- a/cmd/laas/docs/swagger.yaml
+++ b/cmd/laas/docs/swagger.yaml
@@ -515,6 +515,14 @@ definitions:
       topic:
         example: copyleft
         type: string
+      type:
+        enum:
+        - obligation
+        - restriction
+        - risk
+        - right
+        example: obligation
+        type: string
     type: object
   models.ObligationPATCHRequestJSONSchema:
     properties:
diff --git a/pkg/api/obligationmap.go b/pkg/api/obligationmap.go
index a9982a6..7d777a1 100644
--- a/pkg/api/obligationmap.go
+++ b/pkg/api/obligationmap.go
@@ -84,6 +84,7 @@ func GetObligationMapByTopic(c *gin.Context) {
 
 	resObMap = models.ObligationMapUser{
 		Topic:      topic,
+		Type:       obligation.Type,
 		Shortnames: shortnameList,
 	}
 
@@ -155,6 +156,7 @@ func GetObligationMapByLicense(c *gin.Context) {
 			return
 		}
 		resObMapList = append(resObMapList, models.ObligationMapUser{
+			Type:       obligation.Type,
 			Topic:      obligation.Topic,
 			Shortnames: []string{licenseShortName},
 		})
@@ -538,6 +540,7 @@ func createObligationMapUser(obligation models.Obligation, obMaps []models.Oblig
 	}
 	return &models.ObligationMapUser{
 		Topic:      obligation.Topic,
+		Type:       obligation.Type,
 		Shortnames: shortnameList,
 	}, nil
 }
diff --git a/pkg/models/types.go b/pkg/models/types.go
index a4f1e9c..37b34dd 100644
--- a/pkg/models/types.go
+++ b/pkg/models/types.go
@@ -375,6 +375,7 @@ type ObligationMap struct {
 // ObligationMapUser Structure with obligation topic and license shortname list, a simple representation for user.
 type ObligationMapUser struct {
 	Topic      string   `json:"topic" example:"copyleft"`
+	Type       string   `json:"type" example:"obligation" enums:"obligation,restriction,risk,right"`
 	Shortnames []string `json:"shortnames" example:"GPL-2.0-only,GPL-2.0-or-later"`
 }