diff --git a/prebuilt/maas-backend/bookings/bookings-agency-options/request.json b/prebuilt/maas-backend/bookings/bookings-agency-options/request.json
index 90ff204ac..2d843c6a2 100644
--- a/prebuilt/maas-backend/bookings/bookings-agency-options/request.json
+++ b/prebuilt/maas-backend/bookings/bookings-agency-options/request.json
@@ -21,6 +21,13 @@
       ],
       "properties": {
         "mode": {
+          "not": {
+            "description": "Blacklisted modes for direct agency options call",
+            "type": "string",
+            "enum": [
+              "TAXI"
+            ]
+          },
           "anyOf": [
             {
               "description": "A mode that only involves waiting in the current location",
@@ -163,6 +170,13 @@
       ],
       "properties": {
         "mode": {
+          "not": {
+            "description": "Blacklisted modes for direct agency options call",
+            "type": "string",
+            "enum": [
+              "TAXI"
+            ]
+          },
           "anyOf": [
             {
               "description": "A mode that only involves waiting in the current location",
diff --git a/schemas/maas-backend/bookings/bookings-agency-options/request.json b/schemas/maas-backend/bookings/bookings-agency-options/request.json
index 74820b0f4..08f17e552 100644
--- a/schemas/maas-backend/bookings/bookings-agency-options/request.json
+++ b/schemas/maas-backend/bookings/bookings-agency-options/request.json
@@ -28,7 +28,12 @@
       ],
       "properties": {
         "mode": {
-          "$ref": "../../../core/mode.json#/definitions/mode"
+          "$ref": "../../../core/mode.json#/definitions/mode",
+          "not": {
+            "description": "These modes are not allowed for direct agency options call",
+            "type": "string",
+            "enum": ["TAXI"]
+          }
         },
         "startTime": {
           "$ref": "../../../core/units.json#/definitions/time"