diff --git a/src/zones/HISTORY.rst b/src/zones/HISTORY.rst
index 9910bd4c279..89daceeff13 100644
--- a/src/zones/HISTORY.rst
+++ b/src/zones/HISTORY.rst
@@ -3,6 +3,14 @@
 Release History
 ===============
 
+1.0.0b4
+++++++
+* Force resource group input to lowercase for comparison with ARG results
+* Added support for the following resource types:
+    - NAT Gateways
+    - Public IP Prefixes
+    - Container Apps Jobs
+
 1.0.0b3
 ++++++
 * Minor bugfixes to improve command loading
diff --git a/src/zones/README.md b/src/zones/README.md
index a8abb2dcbe1..556ed4dfa02 100644
--- a/src/zones/README.md
+++ b/src/zones/README.md
@@ -58,7 +58,7 @@ Omit 'dependent' resources from the output. These are resources that by themselv
 az zones validate --omit-dependent-resources
 ```
 
-Validate all resources with specific tags. Resources that have ALL specified tags will be returned
+Validate all resources with specific tags. Resources that have ALL specified tags will be returned. Tags are case-sensitive.
 
 ```bash
 az zones validate --tags env=prod,criticality=high
diff --git a/src/zones/azext_zones/_argHelper.py b/src/zones/azext_zones/_argHelper.py
index c2b79298927..4c60616bbb0 100644
--- a/src/zones/azext_zones/_argHelper.py
+++ b/src/zones/azext_zones/_argHelper.py
@@ -25,6 +25,9 @@ def build_arg_query(resource_groups, tags):
 
     query = "Resources"
     if resource_groups is not None and len(resource_groups) > 0:
+        # ARG returns all resource groups as lowercase, so we need to lowercase the input
+        resource_groups = resource_groups.lower()
+
         query += " | where resourceGroup in ({0})".format(','.join(f"'{item}'" for item in resource_groups.split(',')))
 
     if tags is not None:
diff --git a/src/zones/azext_zones/resource_type_validators/microsoft_app.py b/src/zones/azext_zones/resource_type_validators/microsoft_app.py
index 7a11df01f31..eb10249dc89 100644
--- a/src/zones/azext_zones/resource_type_validators/microsoft_app.py
+++ b/src/zones/azext_zones/resource_type_validators/microsoft_app.py
@@ -27,6 +27,12 @@ def validate(resource):
             # zone redundant managedEnvironment
             return ZoneRedundancyValidationResult.Dependent
 
+        # Container App Jobs
+        if resourceSubType == "jobs":
+            # Jobs are zone redundant if they are hosted on a
+            # zone redundant managedEnvironment
+            return ZoneRedundancyValidationResult.Dependent
+
         # Container Apps Environments
         if resourceSubType == "managedenvironments":
             # Managed Environments are zone redundant if the zoneRedundant property is set to true
diff --git a/src/zones/azext_zones/resource_type_validators/microsoft_network.py b/src/zones/azext_zones/resource_type_validators/microsoft_network.py
index 382d7d7ac49..560fe6fd4bd 100644
--- a/src/zones/azext_zones/resource_type_validators/microsoft_network.py
+++ b/src/zones/azext_zones/resource_type_validators/microsoft_network.py
@@ -67,6 +67,13 @@ def validate(resource):  # pylint: disable=too-many-return-statements,too-many-b
             # Gateway
             return ZoneRedundancyValidationResult.Dependent
 
+        # NAT Gateways
+        if resourceSubType == "natgateways":
+            zones = resource.get("zones") or []
+            if len(zones) > 1:
+                return ZoneRedundancyValidationResult.Yes
+            return ZoneRedundancyValidationResult.No
+
         # Network Interfaces
         if resourceSubType == "networkinterfaces":
             # Network interfaces are in the zone of the virtual machines
@@ -107,6 +114,13 @@ def validate(resource):  # pylint: disable=too-many-return-statements,too-many-b
                 return ZoneRedundancyValidationResult.Yes
             return ZoneRedundancyValidationResult.No
 
+        # Public IP Prefixes
+        if resourceSubType == "publicipprefixes":
+            zones = resource.get("zones") or []
+            if len(zones) > 1:
+                return ZoneRedundancyValidationResult.Yes
+            return ZoneRedundancyValidationResult.No
+
         # Virtual Networks
         if resourceSubType == "virtualnetworks":
             # Virtual networks span all availability zones in a region.
diff --git a/src/zones/setup.py b/src/zones/setup.py
index 86ceed198dd..91fd50d8470 100644
--- a/src/zones/setup.py
+++ b/src/zones/setup.py
@@ -14,7 +14,7 @@
     from distutils import log as logger
     logger.warn("Wheel is not available, disabling bdist_wheel hook")
 
-VERSION = '1.0.0b3'
+VERSION = '1.0.0b4'
 
 # The full list of classifiers is available at
 # https://pypi.python.org/pypi?%3Aaction=list_classifiers