diff --git a/maas-schemas/package.json b/maas-schemas/package.json
index a1f892ee3..08fc7591f 100644
--- a/maas-schemas/package.json
+++ b/maas-schemas/package.json
@@ -1,6 +1,6 @@
 {
   "name": "maas-schemas",
-  "version": "21.1.0",
+  "version": "22.0.0",
   "description": "Schemas for MaaS infrastructure",
   "main": "index.js",
   "engine": {
diff --git a/maas-schemas/schemas/core/itineraryV2.json b/maas-schemas/schemas/core/itineraryV2.json
index f629cc79e..b41ed013f 100644
--- a/maas-schemas/schemas/core/itineraryV2.json
+++ b/maas-schemas/schemas/core/itineraryV2.json
@@ -35,6 +35,12 @@
             "$ref": "https://schemas.maas.global/core/components/fare.json"
           }
         },
+        "estimatedTotalFares": {
+          "type": "array",
+          "items": {
+            "$ref": "https://schemas.maas.global/core/components/fare.json"
+          }
+        },
         "legs": {
           "type": "array",
           "minItems": 0,
@@ -261,6 +267,15 @@
           "type": "charge"
         }
       ],
+      "estimatedTotalFares": [
+        {
+          "amount": 4744,
+          "currency": "WMP",
+          "productionAmount": 4744,
+          "originalAmount": 4744,
+          "type": "charge"
+        }
+      ],
       "endTime": 1619780520000,
       "signature": "51236c26c20eb2ab0e6378d0751004bb0c0614a18e1fdb44108bd9f05f7e8c92",
       "co2": 16,
@@ -512,6 +527,14 @@
             ]
           },
           "ref": 0
+        },
+        {
+          "type": "BOOKING_AVAILABLE",
+          "ref": 1,
+          "customerId": "a2825ef0-5bc5-11eb-8fe1-2f1c39696bf6",
+          "agencyId": "Kova",
+          "productId": "Kova-scooter",
+          "estimatedFares": []
         }
       ]
     },
@@ -529,6 +552,15 @@
           "type": "charge"
         }
       ],
+      "estimatedTotalFares": [
+        {
+          "amount": 2586,
+          "currency": "WMP",
+          "productionAmount": 2586,
+          "originalAmount": 2586,
+          "type": "charge"
+        }
+      ],
       "co2": 18,
       "type": "outward",
       "endTime": 1622037420000,
@@ -2146,6 +2178,15 @@
           "type": "charge"
         }
       ],
+      "estimatedTotalFares": [
+        {
+          "amount": 220,
+          "currency": "EUR",
+          "productionAmount": 220,
+          "originalAmount": 220,
+          "type": "charge"
+        }
+      ],
       "version": "2",
       "co2": 173,
       "signature": "9b1c61da77039fc82531b78432881a5d2a476691e358308b11dc9ad49517c74c",
diff --git a/maas-schemas/schemas/core/product-optionV2.json b/maas-schemas/schemas/core/product-optionV2.json
index 34dc2bc69..3e74876ee 100644
--- a/maas-schemas/schemas/core/product-optionV2.json
+++ b/maas-schemas/schemas/core/product-optionV2.json
@@ -154,7 +154,14 @@
     "productOptionAvailable": {
       "description": "A booking is required but it should be deferred",
       "type": "object",
-      "required": ["ref", "customerId", "type", "agencyId", "productId"],
+      "required": [
+        "ref",
+        "customerId",
+        "type",
+        "agencyId",
+        "productId",
+        "estimatedFares"
+      ],
       "properties": {
         "ref": {
           "type": "integer",
@@ -171,6 +178,12 @@
         },
         "productId": {
           "$ref": "https://schemas.maas.global/core/product.json#/definitions/id"
+        },
+        "estimatedFares": {
+          "type": "array",
+          "items": {
+            "$ref": "https://schemas.maas.global/core/components/fare.json"
+          }
         }
       }
     },
diff --git a/maas-schemas/src/io-ts/_types/core/itineraryV2.ts b/maas-schemas/src/io-ts/_types/core/itineraryV2.ts
index e32db6a03..04895414d 100644
--- a/maas-schemas/src/io-ts/_types/core/itineraryV2.ts
+++ b/maas-schemas/src/io-ts/_types/core/itineraryV2.ts
@@ -61,6 +61,7 @@ export type ItineraryV2Base = t.Branded<
     endTime?: Units_c404_.Time;
     co2?: number;
     fares?: Array<Fare_a3ab_.Fare>;
+    estimatedTotalFares?: Array<Fare_a3ab_.Fare>;
     legs?: Array<LegV2_0fbd_.LegV2>;
     productOptions?: Array<ProductOptionV2_8170_.ProductOptionV2>;
     type?: 'outward' | 'return';
@@ -86,6 +87,7 @@ export type ItineraryV2BaseC = t.BrandC<
             endTime: typeof Units_c404_.Time;
             co2: t.NumberC;
             fares: t.ArrayC<typeof Fare_a3ab_.Fare>;
+            estimatedTotalFares: t.ArrayC<typeof Fare_a3ab_.Fare>;
             legs: t.ArrayC<typeof LegV2_0fbd_.LegV2>;
             productOptions: t.ArrayC<typeof ProductOptionV2_8170_.ProductOptionV2>;
             type: t.UnionC<[t.LiteralC<'outward'>, t.LiteralC<'return'>]>;
@@ -115,6 +117,7 @@ export const ItineraryV2Base: ItineraryV2BaseC = t.brand(
         endTime: Units_c404_.Time,
         co2: t.number,
         fares: t.array(Fare_a3ab_.Fare),
+        estimatedTotalFares: t.array(Fare_a3ab_.Fare),
         legs: t.array(LegV2_0fbd_.LegV2),
         productOptions: t.array(ProductOptionV2_8170_.ProductOptionV2),
         type: t.union([t.literal('outward'), t.literal('return')]),
@@ -140,6 +143,7 @@ export const ItineraryV2Base: ItineraryV2BaseC = t.brand(
       endTime?: Units_c404_.Time;
       co2?: number;
       fares?: Array<Fare_a3ab_.Fare>;
+      estimatedTotalFares?: Array<Fare_a3ab_.Fare>;
       legs?: Array<LegV2_0fbd_.LegV2>;
       productOptions?: Array<ProductOptionV2_8170_.ProductOptionV2>;
       type?: 'outward' | 'return';
@@ -415,6 +419,15 @@ export const examplesItineraryV2: NonEmptyArray<ItineraryV2> = [
         type: 'charge',
       },
     ],
+    estimatedTotalFares: [
+      {
+        amount: 4744,
+        currency: 'WMP',
+        productionAmount: 4744,
+        originalAmount: 4744,
+        type: 'charge',
+      },
+    ],
     endTime: 1619780520000,
     signature: '51236c26c20eb2ab0e6378d0751004bb0c0614a18e1fdb44108bd9f05f7e8c92',
     co2: 16,
@@ -562,6 +575,14 @@ export const examplesItineraryV2: NonEmptyArray<ItineraryV2> = [
         },
         ref: 0,
       },
+      {
+        type: 'BOOKING_AVAILABLE',
+        ref: 1,
+        customerId: 'a2825ef0-5bc5-11eb-8fe1-2f1c39696bf6',
+        agencyId: 'Kova',
+        productId: 'Kova-scooter',
+        estimatedFares: [],
+      },
     ],
   },
   {
@@ -578,6 +599,15 @@ export const examplesItineraryV2: NonEmptyArray<ItineraryV2> = [
         type: 'charge',
       },
     ],
+    estimatedTotalFares: [
+      {
+        amount: 2586,
+        currency: 'WMP',
+        productionAmount: 2586,
+        originalAmount: 2586,
+        type: 'charge',
+      },
+    ],
     co2: 18,
     type: 'outward',
     endTime: 1622037420000,
@@ -2065,6 +2095,15 @@ export const examplesItineraryV2: NonEmptyArray<ItineraryV2> = [
         type: 'charge',
       },
     ],
+    estimatedTotalFares: [
+      {
+        amount: 220,
+        currency: 'EUR',
+        productionAmount: 220,
+        originalAmount: 220,
+        type: 'charge',
+      },
+    ],
     version: '2',
     co2: 173,
     signature: '9b1c61da77039fc82531b78432881a5d2a476691e358308b11dc9ad49517c74c',
diff --git a/maas-schemas/src/io-ts/_types/core/product-optionV2.ts b/maas-schemas/src/io-ts/_types/core/product-optionV2.ts
index 9404db087..b05c0da06 100644
--- a/maas-schemas/src/io-ts/_types/core/product-optionV2.ts
+++ b/maas-schemas/src/io-ts/_types/core/product-optionV2.ts
@@ -555,12 +555,14 @@ export type ProductOptionAvailable = t.Branded<
     type?: 'BOOKING_AVAILABLE';
     agencyId?: Leg_1308_.AgencyId;
     productId?: Product_d23e_.Id;
+    estimatedFares?: Array<Fare_a3ab_.Fare>;
   } & Record<string, unknown>) & {
     ref: Defined;
     customerId: Defined;
     type: Defined;
     agencyId: Defined;
     productId: Defined;
+    estimatedFares: Defined;
   },
   ProductOptionAvailableBrand
 >;
@@ -575,6 +577,7 @@ export type ProductOptionAvailableC = t.BrandC<
             type: t.LiteralC<'BOOKING_AVAILABLE'>;
             agencyId: typeof Leg_1308_.AgencyId;
             productId: typeof Product_d23e_.Id;
+            estimatedFares: t.ArrayC<typeof Fare_a3ab_.Fare>;
           }>,
           t.RecordC<t.StringC, t.UnknownC>,
         ]
@@ -585,6 +588,7 @@ export type ProductOptionAvailableC = t.BrandC<
         type: typeof Defined;
         agencyId: typeof Defined;
         productId: typeof Defined;
+        estimatedFares: typeof Defined;
       }>,
     ]
   >,
@@ -599,6 +603,7 @@ export const ProductOptionAvailable: ProductOptionAvailableC = t.brand(
         type: t.literal('BOOKING_AVAILABLE'),
         agencyId: Leg_1308_.AgencyId,
         productId: Product_d23e_.Id,
+        estimatedFares: t.array(Fare_a3ab_.Fare),
       }),
       t.record(t.string, t.unknown),
     ]),
@@ -608,6 +613,7 @@ export const ProductOptionAvailable: ProductOptionAvailableC = t.brand(
       type: Defined,
       agencyId: Defined,
       productId: Defined,
+      estimatedFares: Defined,
     }),
   ]),
   (
@@ -619,12 +625,14 @@ export const ProductOptionAvailable: ProductOptionAvailableC = t.brand(
       type?: 'BOOKING_AVAILABLE';
       agencyId?: Leg_1308_.AgencyId;
       productId?: Product_d23e_.Id;
+      estimatedFares?: Array<Fare_a3ab_.Fare>;
     } & Record<string, unknown>) & {
       ref: Defined;
       customerId: Defined;
       type: Defined;
       agencyId: Defined;
       productId: Defined;
+      estimatedFares: Defined;
     },
     ProductOptionAvailableBrand
   > => true,