diff --git a/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/InvalidSecureTokenRequest.java b/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/InvalidSecureTokenRequest.java
new file mode 100644
index 000000000..ff6557e64
--- /dev/null
+++ b/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/InvalidSecureTokenRequest.java
@@ -0,0 +1,33 @@
+/*
+ * *******************************************************************************
+ *  Copyright (c) 2021,2024 Contributors to the Eclipse Foundation
+ *
+ *  See the NOTICE file(s) distributed with this work for additional
+ *  information regarding copyright ownership.
+ *
+ *  This program and the accompanying materials are made available under the
+ *  terms of the Apache License, Version 2.0 which is available at
+ *  https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ *  License for the specific language governing permissions and limitations
+ *  under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ * ******************************************************************************
+ */
+
+package org.eclipse.tractusx.managedidentitywallets.exception;
+
+import java.io.Serial;
+
+public class InvalidSecureTokenRequest extends RuntimeException {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    public InvalidSecureTokenRequest(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/UnknownBusinessPartnerNumber.java b/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/UnknownBusinessPartnerNumber.java
new file mode 100644
index 000000000..5850df780
--- /dev/null
+++ b/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/UnknownBusinessPartnerNumber.java
@@ -0,0 +1,38 @@
+/*
+ * *******************************************************************************
+ *  Copyright (c) 2021,2024 Contributors to the Eclipse Foundation
+ *
+ *  See the NOTICE file(s) distributed with this work for additional
+ *  information regarding copyright ownership.
+ *
+ *  This program and the accompanying materials are made available under the
+ *  terms of the Apache License, Version 2.0 which is available at
+ *  https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ *  License for the specific language governing permissions and limitations
+ *  under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ * ******************************************************************************
+ */
+
+package org.eclipse.tractusx.managedidentitywallets.exception;
+
+import java.io.Serial;
+
+public class UnknownBusinessPartnerNumber extends RuntimeException {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    public UnknownBusinessPartnerNumber(String message) {
+        super(message);
+    }
+
+    public UnknownBusinessPartnerNumber(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/UnsupportedGrantTypeException.java b/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/UnsupportedGrantTypeException.java
new file mode 100644
index 000000000..6f857b678
--- /dev/null
+++ b/src/main/java/org/eclipse/tractusx/managedidentitywallets/exception/UnsupportedGrantTypeException.java
@@ -0,0 +1,33 @@
+/*
+ * *******************************************************************************
+ *  Copyright (c) 2021,2024 Contributors to the Eclipse Foundation
+ *
+ *  See the NOTICE file(s) distributed with this work for additional
+ *  information regarding copyright ownership.
+ *
+ *  This program and the accompanying materials are made available under the
+ *  terms of the Apache License, Version 2.0 which is available at
+ *  https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ *  License for the specific language governing permissions and limitations
+ *  under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ * ******************************************************************************
+ */
+
+package org.eclipse.tractusx.managedidentitywallets.exception;
+
+import java.io.Serial;
+
+public class UnsupportedGrantTypeException extends RuntimeException {
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    public UnsupportedGrantTypeException(String message) {
+        super(message);
+    }
+}