diff --git a/oslo_utils/netutils.py b/oslo_utils/netutils.py
index 59a1fabd..8ee9c4b9 100644
--- a/oslo_utils/netutils.py
+++ b/oslo_utils/netutils.py
@@ -144,19 +144,10 @@ def get_noscope_ipv6(address):
 
     .. versionadded: 7.3.0:
     """
-    # TODO(egarciar): Scope was added for IPv6Address on Python 3.9. Same for
-    # the removesuffix str method. Remove try/except when minimum required
-    # version for Python is 3.9
-    try:
-        _ipv6 = ipaddress.IPv6Address(address)
-        if _ipv6.scope_id:
-            address = address.removesuffix('%' + _ipv6.scope_id)
-        return address
-    except (ipaddress.AddressValueError, AttributeError):
-        if is_valid_ipv6(address):
-            parts = address.rsplit("%", 1)
-            return parts[0]
-        raise
+    _ipv6 = ipaddress.IPv6Address(address)
+    if _ipv6.scope_id:
+        address = address.removesuffix('%' + _ipv6.scope_id)
+    return address
 
 
 def is_valid_cidr(address):