diff --git a/pro_tes/exceptions.py b/pro_tes/exceptions.py
index c50a868..116d895 100644
--- a/pro_tes/exceptions.py
+++ b/pro_tes/exceptions.py
@@ -17,16 +17,16 @@
 # pylint: disable="too-few-public-methods"
 
 
-class TaskNotFound(NotFound):
-    """Raised when task with given task identifier was not found."""
-
-
 class IdsUnavailableProblem(PyMongoError):
     """Raised when task identifier is unavailable."""
 
 
-class NoTesInstancesAvailable(ValueError):
-    """Raised when no TES instances are available."""
+class InputUriError(ValueError):
+    """Raised when input URI cannot be parsed."""
+
+
+class IPDistanceCalculationError(ValueError):
+    """Raised when IP distance cannot be calculated."""
 
 
 class MiddlewareException(ValueError):
@@ -37,6 +37,18 @@ class InvalidMiddleware(MiddlewareException):
     """Raised when a middleware is invalid."""
 
 
+class NoTesInstancesAvailable(ValueError):
+    """Raised when no TES instances are available."""
+
+
+class TaskNotFound(NotFound):
+    """Raised when task with given task identifier was not found."""
+
+
+class TesUriError(ValueError):
+    """Raised when TES URI cannot be parsed."""
+
+
 exceptions = {
     Exception: {
         "message": "An unexpected error occurred.",
@@ -58,6 +70,14 @@ class InvalidMiddleware(MiddlewareException):
         "message": "The request is malformed.",
         "code": "400",
     },
+    TesUriError: {
+        "message": "TES URI cannot be parsed",
+        "code": "400",
+        },
+    InputUriError: {
+        "message": "Input URI cannot be parsed.",
+        "code": "400",
+    },
     Unauthorized: {
         "message": " The request is unauthorized.",
         "code": "401",
@@ -94,4 +114,8 @@ class InvalidMiddleware(MiddlewareException):
         "message": "Middleware is invalid.",
         "code": "500",
     },
+    IPDistanceCalculationError: {
+        "message": "IP distance calculation failed.",
+        "code": "500",
+    },
 }