diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_deserialize.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_deserialize.py
index a8b48b7b70f2..159e0e676c84 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_deserialize.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_deserialize.py
@@ -144,6 +144,7 @@ def get_blob_properties_from_generated_code(generated):
     blob.tag_count = generated.properties.tag_count
     blob.tags = parse_tags(generated.blob_tags)  # pylint: disable=protected-access
     blob.object_replication_source_properties = deserialize_ors_policies(generated.object_replication_metadata)
+    blob.last_accessed_on = generated.properties.last_accessed_on
     return blob
 
 
diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_models.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_models.py
index 9324664eda68..2fb963d3894b 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_models.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_models.py
@@ -502,6 +502,11 @@ class BlobProperties(DictMixin):
 
         .. versionadded:: 12.4.0
 
+    :ivar ~datetime.datetime last_accessed_on:
+        Indicates when the last Read/Write operation was performed on a Blob.
+
+        .. versionadded:: 12.6.0
+
     :ivar int tag_count:
         Tags count on this blob.
 
@@ -548,6 +553,7 @@ def __init__(self, **kwargs):
         self.request_server_encrypted = kwargs.get('x-ms-server-encrypted')
         self.object_replication_source_properties = kwargs.get('object_replication_source_properties')
         self.object_replication_destination_policy = kwargs.get('x-ms-or-policy-id')
+        self.last_accessed_on = kwargs.get('x-ms-last-access-time')
         self.tag_count = kwargs.get('x-ms-tag-count')
         self.tags = None
 
diff --git a/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_get_properties_last_access_time.yaml b/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_get_properties_last_access_time.yaml
new file mode 100644
index 000000000000..26eb62595223
--- /dev/null
+++ b/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_get_properties_last_access_time.yaml
@@ -0,0 +1,346 @@
+interactions:
+- request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54?restype=container
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      etag:
+      - '"0x8D8510E11772436"'
+      last-modified:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: hello world
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '11'
+      Content-Type:
+      - application/octet-stream
+      If-None-Match:
+      - '*'
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:06:54 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54/blob1
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      content-md5:
+      - XrY7u+Ae7tCTyyK7j1rNww==
+      date:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      etag:
+      - '"0x8D8510E118A992E"'
+      last-modified:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-content-crc64:
+      - vo7q9sPVKY0=
+      x-ms-request-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:06:54 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: HEAD
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54/blob1
+  response:
+    body:
+      string: ''
+    headers:
+      accept-ranges:
+      - bytes
+      content-length:
+      - '11'
+      content-md5:
+      - XrY7u+Ae7tCTyyK7j1rNww==
+      content-type:
+      - application/octet-stream
+      date:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      etag:
+      - '"0x8D8510E118A992E"'
+      last-modified:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-access-tier:
+      - Hot
+      x-ms-access-tier-inferred:
+      - 'true'
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-creation-time:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      x-ms-last-access-time:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      x-ms-lease-state:
+      - available
+      x-ms-lease-status:
+      - unlocked
+      x-ms-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 200
+      message: OK
+- request:
+    body: this is test content
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '20'
+      Content-Type:
+      - application/octet-stream
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:08:03 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54/blob1?blockid=MQ%3D%3D&comp=block
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 04 Sep 2020 20:08:02 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-content-crc64:
+      - wae/Ns62JRA=
+      x-ms-request-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: '<?xml version=''1.0'' encoding=''utf-8''?>
+
+      <BlockList><Latest>MQ==</Latest></BlockList>'
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '83'
+      Content-Type:
+      - application/xml; charset=utf-8
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:08:04 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54/blob1?comp=blocklist
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 04 Sep 2020 20:08:03 GMT
+      etag:
+      - '"0x8D8510E3B9B72BB"'
+      last-modified:
+      - Fri, 04 Sep 2020 20:08:04 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-content-crc64:
+      - iEgKfcNWGmY=
+      x-ms-request-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:08:08 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: HEAD
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54/blob1
+  response:
+    body:
+      string: ''
+    headers:
+      accept-ranges:
+      - bytes
+      content-length:
+      - '20'
+      content-type:
+      - application/octet-stream
+      date:
+      - Fri, 04 Sep 2020 20:08:07 GMT
+      etag:
+      - '"0x8D8510E3B9B72BB"'
+      last-modified:
+      - Fri, 04 Sep 2020 20:08:04 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-access-tier:
+      - Hot
+      x-ms-access-tier-inferred:
+      - 'true'
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-creation-time:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      x-ms-last-access-time:
+      - Fri, 04 Sep 2020 20:08:04 GMT
+      x-ms-lease-state:
+      - available
+      x-ms-lease-status:
+      - unlocked
+      x-ms-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 200
+      message: OK
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/xml
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Fri, 04 Sep 2020 20:08:20 GMT
+      x-ms-range:
+      - bytes=0-33554431
+      x-ms-version:
+      - '2020-02-10'
+    method: GET
+    uri: https://storagename.blob.core.windows.net/utcontainer56131a54/blob1
+  response:
+    body:
+      string: this is test content
+    headers:
+      accept-ranges:
+      - bytes
+      content-length:
+      - '20'
+      content-range:
+      - bytes 0-19/20
+      content-type:
+      - application/octet-stream
+      date:
+      - Fri, 04 Sep 2020 20:08:19 GMT
+      etag:
+      - '"0x8D8510E3B9B72BB"'
+      last-modified:
+      - Fri, 04 Sep 2020 20:08:04 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-creation-time:
+      - Fri, 04 Sep 2020 20:06:53 GMT
+      x-ms-last-access-time:
+      - Fri, 04 Sep 2020 20:08:04 GMT
+      x-ms-lease-state:
+      - available
+      x-ms-lease-status:
+      - unlocked
+      x-ms-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 206
+      message: Partial Content
+version: 1
diff --git a/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_set_blob_properties_with_if_unmodified.yaml b/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_set_blob_properties_with_if_unmodified.yaml
index 7f76e0fe9600..da1bce3afdb2 100644
--- a/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_set_blob_properties_with_if_unmodified.yaml
+++ b/sdk/storage/azure-storage-blob/tests/recordings/test_blob_access_conditions.test_set_blob_properties_with_if_unmodified.yaml
@@ -11,11 +11,11 @@ interactions:
       Content-Length:
       - '0'
       User-Agent:
-      - azsdk-python-storage-blob/12.0.0b5 Python/3.6.3 (Windows-10-10.0.18362-SP0)
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
       x-ms-date:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:53 GMT
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
     method: PUT
     uri: https://storagename.blob.core.windows.net/utcontainer1a461d38?restype=container
   response:
@@ -25,15 +25,15 @@ interactions:
       content-length:
       - '0'
       date:
-      - Fri, 25 Oct 2019 17:22:42 GMT
+      - Mon, 31 Aug 2020 19:33:53 GMT
       etag:
-      - '"0x8D7596FF1D3E313"'
+      - '"0x8D84DE4CBC260A7"'
       last-modified:
-      - Fri, 25 Oct 2019 17:22:42 GMT
+      - Mon, 31 Aug 2020 19:33:53 GMT
       server:
       - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
     status:
       code: 201
       message: Created
@@ -53,13 +53,13 @@ interactions:
       If-None-Match:
       - '*'
       User-Agent:
-      - azsdk-python-storage-blob/12.0.0b5 Python/3.6.3 (Windows-10-10.0.18362-SP0)
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
       x-ms-blob-type:
       - BlockBlob
       x-ms-date:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
     method: PUT
     uri: https://storagename.blob.core.windows.net/utcontainer1a461d38/blob1
   response:
@@ -71,11 +71,11 @@ interactions:
       content-md5:
       - XrY7u+Ae7tCTyyK7j1rNww==
       date:
-      - Fri, 25 Oct 2019 17:22:42 GMT
+      - Mon, 31 Aug 2020 19:33:53 GMT
       etag:
-      - '"0x8D7596FF1DC92CD"'
+      - '"0x8D84DE4CBEC5B60"'
       last-modified:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       server:
       - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
       x-ms-content-crc64:
@@ -83,7 +83,9 @@ interactions:
       x-ms-request-server-encrypted:
       - 'true'
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
+      x-ms-version-id:
+      - '2020-08-31T19:33:54.2072160Z'
     status:
       code: 201
       message: Created
@@ -99,17 +101,17 @@ interactions:
       Content-Length:
       - '0'
       If-Unmodified-Since:
-      - Fri, 25 Oct 2019 17:37:43 GMT
+      - Mon, 31 Aug 2020 19:48:54 GMT
       User-Agent:
-      - azsdk-python-storage-blob/12.0.0b5 Python/3.6.3 (Windows-10-10.0.18362-SP0)
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
       x-ms-blob-content-disposition:
       - inline
       x-ms-blob-content-language:
       - spanish
       x-ms-date:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
     method: PUT
     uri: https://storagename.blob.core.windows.net/utcontainer1a461d38/blob1?comp=properties
   response:
@@ -119,15 +121,15 @@ interactions:
       content-length:
       - '0'
       date:
-      - Fri, 25 Oct 2019 17:22:42 GMT
+      - Mon, 31 Aug 2020 19:33:53 GMT
       etag:
-      - '"0x8D7596FF1E7DF78"'
+      - '"0x8D84DE4CC0AE569"'
       last-modified:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       server:
       - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
     status:
       code: 200
       message: OK
@@ -141,11 +143,11 @@ interactions:
       Connection:
       - keep-alive
       User-Agent:
-      - azsdk-python-storage-blob/12.0.0b5 Python/3.6.3 (Windows-10-10.0.18362-SP0)
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
       x-ms-date:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
     method: HEAD
     uri: https://storagename.blob.core.windows.net/utcontainer1a461d38/blob1
   response:
@@ -161,11 +163,11 @@ interactions:
       content-length:
       - '11'
       date:
-      - Fri, 25 Oct 2019 17:22:42 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       etag:
-      - '"0x8D7596FF1E7DF78"'
+      - '"0x8D84DE4CC0AE569"'
       last-modified:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
       server:
       - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
       x-ms-access-tier:
@@ -175,7 +177,9 @@ interactions:
       x-ms-blob-type:
       - BlockBlob
       x-ms-creation-time:
-      - Fri, 25 Oct 2019 17:22:43 GMT
+      - Mon, 31 Aug 2020 19:33:54 GMT
+      x-ms-is-current-version:
+      - 'true'
       x-ms-lease-state:
       - available
       x-ms-lease-status:
@@ -183,7 +187,9 @@ interactions:
       x-ms-server-encrypted:
       - 'true'
       x-ms-version:
-      - '2019-02-02'
+      - '2020-02-10'
+      x-ms-version-id:
+      - '2020-08-31T19:33:54.2072160Z'
     status:
       code: 200
       message: OK
diff --git a/sdk/storage/azure-storage-blob/tests/recordings/test_container.test_list_blobs_contains_last_access_time.yaml b/sdk/storage/azure-storage-blob/tests/recordings/test_container.test_list_blobs_contains_last_access_time.yaml
new file mode 100644
index 000000000000..bca836b9628f
--- /dev/null
+++ b/sdk/storage/azure-storage-blob/tests/recordings/test_container.test_list_blobs_contains_last_access_time.yaml
@@ -0,0 +1,214 @@
+interactions:
+- request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Mon, 31 Aug 2020 05:13:55 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/container91b0170d?restype=container
+  response:
+    body:
+      string: "\uFEFF<?xml version=\"1.0\" encoding=\"utf-8\"?><Error><Code>ServerBusy</Code><Message>The
+        server is busy.\nRequestId:3ce0d6d6-101e-0091-5d55-7fbf70000000\nTime:2020-08-31T05:13:56.1643333Z</Message></Error>"
+    headers:
+      content-length:
+      - '198'
+      content-type:
+      - application/xml
+      date:
+      - Mon, 31 Aug 2020 05:13:55 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-error-code:
+      - ServerBusy
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 503
+      message: The server is busy.
+- request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Mon, 31 Aug 2020 05:13:55 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/container91b0170d?restype=container
+  response:
+    body:
+      string: "\uFEFF<?xml version=\"1.0\" encoding=\"utf-8\"?><Error><Code>OperationTimedOut</Code><Message>Operation
+        could not be completed within the specified time.\nRequestId:3ce0eb1c-101e-0091-2c55-7fbf70000000\nTime:2020-08-31T05:14:42.5822263Z</Message></Error>"
+    headers:
+      connection:
+      - close
+      content-length:
+      - '245'
+      content-type:
+      - application/xml
+      date:
+      - Mon, 31 Aug 2020 05:14:42 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-error-code:
+      - OperationTimedOut
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 500
+      message: Operation could not be completed within the specified time.
+- request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Mon, 31 Aug 2020 05:13:55 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/container91b0170d?restype=container
+  response:
+    body:
+      string: "\uFEFF<?xml version=\"1.0\" encoding=\"utf-8\"?><Error><Code>ContainerAlreadyExists</Code><Message>The
+        specified container already exists.\nRequestId:afaf1e48-d01e-0037-8055-7f086e000000\nTime:2020-08-31T05:15:08.9654305Z</Message></Error>"
+    headers:
+      content-length:
+      - '230'
+      content-type:
+      - application/xml
+      date:
+      - Mon, 31 Aug 2020 05:15:08 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-error-code:
+      - ContainerAlreadyExists
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 409
+      message: The specified container already exists.
+- request:
+    body: hello world
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '11'
+      Content-Type:
+      - application/octet-stream
+      If-None-Match:
+      - '*'
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-access-tier:
+      - Archive
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-date:
+      - Mon, 31 Aug 2020 05:15:09 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: PUT
+    uri: https://storagename.blob.core.windows.net/container91b0170d/blob1
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      content-md5:
+      - XrY7u+Ae7tCTyyK7j1rNww==
+      date:
+      - Mon, 31 Aug 2020 05:15:09 GMT
+      etag:
+      - '"0x8D84D6CD4A59A6D"'
+      last-modified:
+      - Mon, 31 Aug 2020 05:15:09 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-content-crc64:
+      - vo7q9sPVKY0=
+      x-ms-request-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/xml
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      User-Agent:
+      - azsdk-python-storage-blob/12.4.0 Python/3.8.5 (Windows-10-10.0.18362-SP0)
+      x-ms-date:
+      - Mon, 31 Aug 2020 05:15:09 GMT
+      x-ms-version:
+      - '2020-02-10'
+    method: GET
+    uri: https://storagename.blob.core.windows.net/container91b0170d?restype=container&comp=list
+  response:
+    body:
+      string: "\uFEFF<?xml version=\"1.0\" encoding=\"utf-8\"?><EnumerationResults
+        ServiceEndpoint=\"https://storagename.blob.core.windows.net/\" ContainerName=\"container91b0170d\"><Blobs><Blob><Name>blob1</Name><Properties><Creation-Time>Mon,
+        31 Aug 2020 05:15:09 GMT</Creation-Time><Last-Modified>Mon, 31 Aug 2020 05:15:09
+        GMT</Last-Modified><Etag>0x8D84D6CD4A59A6D</Etag><Content-Length>11</Content-Length><Content-Type>application/octet-stream</Content-Type><Content-Encoding
+        /><Content-Language /><Content-CRC64 /><Content-MD5>XrY7u+Ae7tCTyyK7j1rNww==</Content-MD5><Cache-Control
+        /><Content-Disposition /><LastAccessTime>Mon, 31 Aug 2020 05:15:09 GMT</LastAccessTime><BlobType>BlockBlob</BlobType><AccessTier>Archive</AccessTier><AccessTierChangeTime>Mon,
+        31 Aug 2020 05:15:09 GMT</AccessTierChangeTime><LeaseStatus>unlocked</LeaseStatus><LeaseState>available</LeaseState><ServerEncrypted>true</ServerEncrypted></Properties><OrMetadata
+        /></Blob></Blobs><NextMarker /></EnumerationResults>"
+    headers:
+      content-type:
+      - application/xml
+      date:
+      - Mon, 31 Aug 2020 05:15:09 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      transfer-encoding:
+      - chunked
+      x-ms-version:
+      - '2020-02-10'
+    status:
+      code: 200
+      message: OK
+version: 1
diff --git a/sdk/storage/azure-storage-blob/tests/test_blob_access_conditions.py b/sdk/storage/azure-storage-blob/tests/test_blob_access_conditions.py
index 876c8bb55849..8389b44bd7aa 100644
--- a/sdk/storage/azure-storage-blob/tests/test_blob_access_conditions.py
+++ b/sdk/storage/azure-storage-blob/tests/test_blob_access_conditions.py
@@ -621,6 +621,23 @@ def test_set_blob_properties_with_if_unmodified_fail(self, resource_group, locat
         # Assert
         self.assertEqual(StorageErrorCode.condition_not_met, e.exception.error_code)
 
+    @GlobalStorageAccountPreparer()
+    def test_get_properties_last_access_time(self, resource_group, location, storage_account, storage_account_key):
+        bsc = BlobServiceClient(self.account_url(storage_account, "blob"), storage_account_key,
+                                connection_data_block_size=4 * 1024)
+        self._setup()
+        self._create_container_and_block_blob(self.container_name, 'blob1', b'hello world', bsc)
+        blob = bsc.get_blob_client(self.container_name, 'blob1')
+        # Assert
+        lat = blob.get_blob_properties().last_accessed_on
+        blob.stage_block(block_id='1', data="this is test content")
+        blob.commit_block_list(['1'])
+        new_lat = blob.get_blob_properties().last_accessed_on
+        self.assertIsInstance(lat, datetime)
+        self.assertIsInstance(new_lat, datetime)
+        self.assertGreater(new_lat, lat)
+        self.assertIsInstance(blob.download_blob().properties.last_accessed_on, datetime)
+
     @GlobalStorageAccountPreparer()
     def test_set_blob_properties_with_if_match(self, resource_group, location, storage_account, storage_account_key):
         bsc = BlobServiceClient(self.account_url(storage_account, "blob"), storage_account_key, connection_data_block_size=4 * 1024)
diff --git a/sdk/storage/azure-storage-blob/tests/test_container.py b/sdk/storage/azure-storage-blob/tests/test_container.py
index f5a4ff21a747..8c4b53f2d0a1 100644
--- a/sdk/storage/azure-storage-blob/tests/test_container.py
+++ b/sdk/storage/azure-storage-blob/tests/test_container.py
@@ -827,6 +827,19 @@ def test_list_names(self, resource_group, location, storage_account, storage_acc
 
         self.assertEqual(blobs, ['blob1', 'blob2'])
 
+    @GlobalStorageAccountPreparer()
+    def test_list_blobs_contains_last_access_time(self, resource_group, location, storage_account, storage_account_key):
+        bsc = BlobServiceClient(self.account_url(storage_account, "blob"), storage_account_key)
+        container = self._create_container(bsc)
+        data = b'hello world'
+
+        blob_client = container.get_blob_client('blob1')
+        blob_client.upload_blob(data, standard_blob_tier=StandardBlobTier.Archive)
+
+        # Act
+        for blob_properties in container.list_blobs():
+            self.assertIsInstance(blob_properties.last_accessed_on, datetime)
+
     @GlobalStorageAccountPreparer()
     def test_list_blobs_returns_rehydrate_priority(self, resource_group, location, storage_account, storage_account_key):
         bsc = BlobServiceClient(self.account_url(storage_account, "blob"), storage_account_key)