diff --git a/bfxapi/exceptions.py b/bfxapi/exceptions.py
index 1033837..d876946 100644
--- a/bfxapi/exceptions.py
+++ b/bfxapi/exceptions.py
@@ -1,9 +1,7 @@
 __all__ = [
     "BfxBaseException",
-    
+
     "LabelerSerializerException",
-    "IntegerUnderflowError",
-    "IntegerOverflowflowError"
 ]
 
 class BfxBaseException(Exception):
@@ -18,18 +16,4 @@ class LabelerSerializerException(BfxBaseException):
     This exception indicates an error thrown by the _Serializer class in bfxapi/labeler.py.
     """
 
-    pass
-
-class IntegerUnderflowError(BfxBaseException):
-    """
-    This error indicates an underflow in one of the integer types defined in bfxapi/utils/integers.py.
-    """
-
-    pass
-
-class IntegerOverflowflowError(BfxBaseException):
-    """
-    This error indicates an overflow in one of the integer types defined in bfxapi/utils/integers.py.
-    """
-
     pass
\ No newline at end of file
diff --git a/bfxapi/rest/_Requests.py b/bfxapi/rest/_Requests.py
index 6e4383a..8103d03 100644
--- a/bfxapi/rest/_Requests.py
+++ b/bfxapi/rest/_Requests.py
@@ -4,7 +4,7 @@ from http import HTTPStatus
 from .enums import Error
 from .exceptions import ResourceNotFound, RequestParametersError, InvalidAuthenticationCredentials, UnknownGenericError
 
-from .. utils.encoder import JSONEncoder
+from ..utils.JSONEncoder import JSONEncoder
 
 class _Requests(object):
     def __init__(self, host, API_KEY = None, API_SECRET = None):
diff --git a/bfxapi/rest/types.py b/bfxapi/rest/types.py
index ad28321..084bcc5 100644
--- a/bfxapi/rest/types.py
+++ b/bfxapi/rest/types.py
@@ -4,7 +4,7 @@ from dataclasses import dataclass
 
 from .. labeler import _Type
 from .. notification import Notification
-from .. utils.encoder import JSON
+from ..utils.JSONEncoder import JSON
 
 __types__ = [
     "PlatformStatus", "TradingPairTicker", "FundingCurrencyTicker",
diff --git a/bfxapi/utils/encoder.py b/bfxapi/utils/JSONEncoder.py
similarity index 100%
rename from bfxapi/utils/encoder.py
rename to bfxapi/utils/JSONEncoder.py
diff --git a/bfxapi/utils/cid.py b/bfxapi/utils/cid.py
deleted file mode 100644
index 43150bb..0000000
--- a/bfxapi/utils/cid.py
+++ /dev/null
@@ -1,4 +0,0 @@
-import time
-
-def generate_unique_cid(multiplier: int = 1000) -> int:
-    return int(round(time.time() * multiplier))
diff --git a/bfxapi/utils/integers.py b/bfxapi/utils/integers.py
deleted file mode 100644
index 08582c6..0000000
--- a/bfxapi/utils/integers.py
+++ /dev/null
@@ -1,43 +0,0 @@
-from typing import cast, TypeVar, Union
-
-from .. exceptions import IntegerUnderflowError, IntegerOverflowflowError
-
-__all__ = [ "Int16", "Int32", "Int45", "Int64" ]
-
-T = TypeVar("T")
-
-class _Int(int):
-    def __new__(cls: T, integer: int) -> T:
-        assert hasattr(cls, "_BITS"), "_Int must be extended by a class that has a static member _BITS (indicating the number of bits with which to represent the integers)."
-
-        bits = cls._BITS - 1
-
-        min, max = -(2 ** bits), (2 ** bits) - 1
-
-        if integer < min:
-            raise IntegerUnderflowError(f"Underflow. Cannot store <{integer}> in {cls._BITS} bits integer. The min and max bounds are {min} and {max}.")
-
-        if integer > max:
-            raise IntegerOverflowflowError(f"Overflow. Cannot store <{integer}> in {cls._BITS} bits integer. The min and max bounds are {min} and {max}.")
-            
-        return cast(T, super().__new__(int, integer))
-
-class Int16(_Int):
-    _BITS = 16
-
-int16 = Union[Int16, int]
-
-class Int32(_Int):
-    _BITS = 32
-
-int32 = Union[Int32, int]
-
-class Int45(_Int):
-    _BITS = 45
-
-int45 = Union[Int45, int]
-
-class Int64(_Int):
-    _BITS = 64
-
-int64 = Union[Int64, int]
\ No newline at end of file
diff --git a/bfxapi/websocket/BfxWebsocketClient.py b/bfxapi/websocket/BfxWebsocketClient.py
index e5c7efb..3bdb3d9 100644
--- a/bfxapi/websocket/BfxWebsocketClient.py
+++ b/bfxapi/websocket/BfxWebsocketClient.py
@@ -10,7 +10,7 @@ from ._BfxWebsocketInputs import _BfxWebsocketInputs
 from .handlers import Channels, PublicChannelsHandler, AuthenticatedChannelsHandler
 from .exceptions import WebsocketAuthenticationRequired, InvalidAuthenticationCredentials, EventNotSupported
 
-from ..utils.encoder import JSONEncoder
+from ..utils.JSONEncoder import JSONEncoder
 
 from ..utils.logger import Formatter, CustomLogger
 
diff --git a/bfxapi/websocket/types.py b/bfxapi/websocket/types.py
index 3e0991f..d1c8ab4 100644
--- a/bfxapi/websocket/types.py
+++ b/bfxapi/websocket/types.py
@@ -4,7 +4,7 @@ from dataclasses import dataclass
 
 from ..labeler import _Type
 from ..notification import Notification
-from .. utils.encoder import JSON
+from ..utils.JSONEncoder import JSON
 
 __types__ = [
     "TradingPairTicker", "FundingCurrencyTicker", "TradingPairTrade",