diff --git a/securitycenter/docs/snippets_list_assets.py b/securitycenter/docs/snippets_list_assets.py
new file mode 100644
index 000000000000..e75b5cfa9f86
--- /dev/null
+++ b/securitycenter/docs/snippets_list_assets.py
@@ -0,0 +1,126 @@
+#!/usr/bin/env python
+#
+# Copyright 2019 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License 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.
+
+""" Examples of listing assets in Cloud Security Command Center."""
+import os
+from datetime import datetime, timedelta
+
+
+# The numeric identifier for the organization.
+ORGANIZATION_ID = os.environ["GCLOUD_ORGANIZATION"]
+
+
+def test_list_all_assets():
+    """Demonstrate listing and printing all assets."""
+    from google.cloud import securitycenter_v1beta1 as securitycenter
+
+    # [START demo_list_all_assets]
+    client = securitycenter.SecurityCenterClient()
+    # ORGANIZATION_ID is the numeric ID of the organization (e.g. 123213123121)
+    org_name = "organizations/{org_id}".format(org_id=ORGANIZATION_ID)
+
+    # Call the API and print results.
+    asset_iterator = client.list_assets(org_name)
+    for i, asset_result in enumerate(asset_iterator):
+        print(i, asset_result)
+    # [END demo_list_all_assets]
+    assert i > 0
+
+
+def test_list_assets_with_filters():
+    """Demonstrate listing assets with a filter."""
+    from google.cloud import securitycenter_v1beta1 as securitycenter
+
+    # [START demo_list_assets_with_filter]
+    client = securitycenter.SecurityCenterClient()
+
+    # ORGANIZATION_ID is the numeric ID of the organization (e.g. 123213123121)
+    org_name = "organizations/{org_id}".format(org_id=ORGANIZATION_ID)
+
+    project_filter = (
+        "security_center_properties.resource_type="
+        + '"google.cloud.resourcemanager.Project"'
+    )
+    # Call the API and print results.
+    asset_iterator = client.list_assets(org_name, filter_=project_filter)
+    for i, asset_result in enumerate(asset_iterator):
+        print(i, asset_result)
+    # [END demo_list_assets_with_filter]
+    assert i > 0
+
+
+def test_list_assets_with_filters_and_read_time():
+    """Demonstrate listing assets with a filter."""
+    from datetime import datetime, timedelta
+    from google.cloud import securitycenter_v1beta1 as securitycenter
+    from google.protobuf.timestamp_pb2 import Timestamp
+
+    # [START demo_list_assets_with_filter_and_time]
+    client = securitycenter.SecurityCenterClient()
+
+    # ORGANIZATION_ID is the numeric ID of the organization (e.g. 123213123121)
+    org_name = "organizations/{org_id}".format(org_id=ORGANIZATION_ID)
+
+    project_filter = (
+        "security_center_properties.resource_type="
+        + '"google.cloud.resourcemanager.Project"'
+    )
+
+    # Lists assets as of yesterday.
+    read_time = datetime.utcnow() - timedelta(days=1)
+    timestamp_proto = Timestamp()
+    timestamp_proto.FromDatetime(read_time)
+
+    # Call the API and print results.
+    asset_iterator = client.list_assets(
+        org_name, filter_=project_filter, read_time=timestamp_proto
+    )
+    for i, asset_result in enumerate(asset_iterator):
+        print(i, asset_result)
+    # [END demo_list_assets_with_filter_and_time]
+    assert i > 0
+
+
+def test_list_point_in_time_changes():
+    """Demonstrate listing assets along with their state changes."""
+    from google.cloud import securitycenter_v1beta1 as securitycenter
+    from google.protobuf.duration_pb2 import Duration
+    from datetime import timedelta
+
+    # [START demo_list_assets_changes]
+    client = securitycenter.SecurityCenterClient()
+
+    # ORGANIZATION_ID is the numeric ID of the organization (e.g. 123213123121)
+    org_name = "organizations/{org_id}".format(org_id=ORGANIZATION_ID)
+    project_filter = (
+        "security_center_properties.resource_type="
+        + '"google.cloud.resourcemanager.Project"'
+    )
+
+    # List assets and their state change the last 30 days
+    compare_delta = timedelta(days=30)
+    # Convert the timedelta to a Duration
+    duration_proto = Duration()
+    duration_proto.FromTimedelta(compare_delta)
+    # Call the API and print results.
+    asset_iterator = client.list_assets(
+        org_name, filter_=project_filter, compare_duration=duration_proto
+    )
+    for i, asset in enumerate(asset_iterator):
+        print(i, asset)
+
+    # [END demo_list_assets_changes]
+    assert i > 0
diff --git a/securitycenter/noxfile.py b/securitycenter/noxfile.py
index d692cf37f39c..ec2d908c3803 100644
--- a/securitycenter/noxfile.py
+++ b/securitycenter/noxfile.py
@@ -138,3 +138,26 @@ def cover(session):
     session.run("coverage", "report", "--show-missing", "--fail-under=100")
 
     session.run("coverage", "erase")
+
+
+@nox.session(python=["2.7", "3.5", "3.6", "3.7"])
+def snippets(session):
+    """Run the documentation example snippets."""
+    # Sanity check: Only run snippets system tests if the environment variable
+    # is set.
+    if not os.environ.get('GOOGLE_APPLICATION_CREDENTIALS', ''):
+        session.skip('Credentials must be set via environment variable.')
+    if not os.environ.get('GCLOUD_ORGANIZATION', ''):
+        session.skip('Credentials must be set via environment variable.')
+
+
+    # Install all test dependencies, then install local packages in place.
+    session.install('mock', 'pytest')
+    session.install('-e', '../test_utils/')
+    session.install('-e', '.')
+    session.run(
+        'py.test',
+        '--quiet',
+        os.path.join('docs', 'snippets_list_assets.py'),
+        *session.posargs
+    )