diff --git a/windows/client-management/mdm/TOC.md b/windows/client-management/mdm/TOC.md
index 621e6b7d8e..390a6e745b 100644
--- a/windows/client-management/mdm/TOC.md
+++ b/windows/client-management/mdm/TOC.md
@@ -214,6 +214,7 @@
#### [ADMX_Thumbnails](policy-csp-admx-thumbnails.md)
#### [ADMX_TPM](policy-csp-admx-tpm.md)
#### [ADMX_W32Time](policy-csp-admx-w32time.md)
+#### [ADMX_WinCal](policy-csp-admx-wincal.md)
#### [ApplicationDefaults](policy-csp-applicationdefaults.md)
#### [ApplicationManagement](policy-csp-applicationmanagement.md)
#### [AppRuntime](policy-csp-appruntime.md)
diff --git a/windows/client-management/mdm/policy-configuration-service-provider.md b/windows/client-management/mdm/policy-configuration-service-provider.md
index 80a578311f..f3603daa20 100644
--- a/windows/client-management/mdm/policy-configuration-service-provider.md
+++ b/windows/client-management/mdm/policy-configuration-service-provider.md
@@ -1216,6 +1216,17 @@ The following diagram shows the Policy configuration service provider in tree fo
+### ADMX_WinCal policies
+
+
+ -
+ ADMX_WinCal/TurnOffWinCal_1
+
+ -
+ ADMX_WinCal/TurnOffWinCal_2
+
+
+
### ApplicationDefaults policies
diff --git a/windows/client-management/mdm/policy-csp-admx-wincal.md b/windows/client-management/mdm/policy-csp-admx-wincal.md
new file mode 100644
index 0000000000..68a446f126
--- /dev/null
+++ b/windows/client-management/mdm/policy-csp-admx-wincal.md
@@ -0,0 +1,192 @@
+---
+title: Policy CSP - ADMX_WinCal
+description: Policy CSP - ADMX_WinCal
+ms.author: dansimp
+ms.localizationpriority: medium
+ms.topic: article
+ms.prod: w10
+ms.technology: windows
+author: manikadhiman
+ms.date: 09/28/2020
+ms.reviewer:
+manager: dansimp
+---
+
+# Policy CSP - ADMX_WinCal
+> [!WARNING]
+> Some information relates to prereleased products, which may be substantially modified before it's commercially released. Microsoft makes no warranties, expressed or implied, concerning the information provided here.
+
+
+
+
+## ADMX_WinCal policies
+
+
+ -
+ ADMX_WinCal/TurnOffWinCal_1
+
+ -
+ ADMX_WinCal/TurnOffWinCal_2
+
+
+
+
+
+
+
+**ADMX_WinCal/TurnOffWinCal_1**
+
+
+
+
+ Windows Edition |
+ Supported? |
+
+
+ Home |
+  |
+
+
+ Pro |
+  |
+
+
+ Business |
+  |
+
+
+ Enterprise |
+  |
+
+
+ Education |
+  |
+
+
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * User
+
+
+
+
+
+Available in Windows 10 Insider Preview Build 20185. Windows Calendar is a feature that allows users to manage appointments and tasks by creating personal calendars, publishing them, and subscribing to other users calendars.
+
+If you enable this setting, Windows Calendar will be turned off.
+
+If you disable or do not configure this setting, Windows Calendar will be turned on.
+
+The default is for Windows Calendar to be turned on.
+
+
+> [!TIP]
+> This is an ADMX-backed policy and requires a special SyncML format to enable or disable. For details, see [Understanding ADMX-backed policies](./understanding-admx-backed-policies.md).
+>
+> You must specify the data type in the SyncML as <Format>chr</Format>. For an example SyncML, refer to [Enabling a policy](./understanding-admx-backed-policies.md#enabling-a-policy).
+>
+> The payload of the SyncML must be XML-encoded; for this XML encoding, there are a variety of online encoders that you can use. To avoid encoding the payload, you can use CDATA if your MDM supports it. For more information, see [CDATA Sections](http://www.w3.org/TR/REC-xml/#sec-cdata-sect).
+
+
+ADMX Info:
+- GP English name: *Turn off Windows Calendar*
+- GP name: *TurnOffWinCal*
+- GP path: *Windows Components\Windows Calendar*
+- GP ADMX file name: *WinCal.admx*
+
+
+
+
+
+
+
+
+**ADMX_WinCal/TurnOffWinCal_2**
+
+
+
+
+ Windows Edition |
+ Supported? |
+
+
+ Home |
+  |
+
+
+ Pro |
+  |
+
+
+ Business |
+  |
+
+
+ Enterprise |
+  |
+
+
+ Education |
+  |
+
+
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * Device
+
+
+
+
+
+Available in Windows 10 Insider Preview Build 20185. Windows Calendar is a feature that allows users to manage appointments and tasks by creating personal calendars, publishing them, and subscribing to other users calendars.
+
+If you enable this setting, Windows Calendar will be turned off.
+
+If you disable or do not configure this setting, Windows Calendar will be turned on.
+
+The default is for Windows Calendar to be turned on.
+
+
+> [!TIP]
+> This is an ADMX-backed policy and requires a special SyncML format to enable or disable. For details, see [Understanding ADMX-backed policies](./understanding-admx-backed-policies.md).
+>
+> You must specify the data type in the SyncML as <Format>chr</Format>. For an example SyncML, refer to [Enabling a policy](./understanding-admx-backed-policies.md#enabling-a-policy).
+>
+> The payload of the SyncML must be XML-encoded; for this XML encoding, there are a variety of online encoders that you can use. To avoid encoding the payload, you can use CDATA if your MDM supports it. For more information, see [CDATA Sections](http://www.w3.org/TR/REC-xml/#sec-cdata-sect).
+
+
+ADMX Info:
+- GP English name: *Turn off Windows Calendar*
+- GP name: *TurnOffWinCal*
+- GP path: *Windows Components\Windows Calendar*
+- GP ADMX file name: *WinCal.admx*
+
+
+
+
+
+Footnotes:
+
+- 1 - Available in Windows 10, version 1607.
+- 2 - Available in Windows 10, version 1703.
+- 3 - Available in Windows 10, version 1709.
+- 4 - Available in Windows 10, version 1803.
+- 5 - Available in Windows 10, version 1809.
+- 6 - Available in Windows 10, version 1903.
+- 7 - Available in Windows 10, version 1909.
+- 8 - Available in Windows 10, version 2004.
+
+
+
diff --git a/windows/client-management/mdm/policy-csps-admx-backed.md b/windows/client-management/mdm/policy-csps-admx-backed.md
index c89979d252..94c351c5f0 100644
--- a/windows/client-management/mdm/policy-csps-admx-backed.md
+++ b/windows/client-management/mdm/policy-csps-admx-backed.md
@@ -309,6 +309,8 @@ ms.date: 08/18/2020
- [ADMX_W32Time/W32TIME_POLICY_CONFIGURE_NTPCLIENT](./policy-csp-admx-w32time.md#admx-w32time-policy-configure-ntpclient)
- [ADMX_W32Time/W32TIME_POLICY_ENABLE_NTPCLIENT](./policy-csp-admx-w32time.md#admx-w32time-policy-enable-ntpclient)
- [ADMX_W32Time/W32TIME_POLICY_ENABLE_NTPSERVER](./policy-csp-admx-w32time.md#admx-w32time-policy-enable-ntpserver)
+- [ADMX_WinCal/TurnOffWinCal_1](./policy-csp-admx-wincal.md#admx-wincal-turnoffwincal-1)
+- [ADMX_WinCal/TurnOffWinCal_2](./policy-csp-admx-wincal.md#admx-wincal-turnoffwincal-2)
- [AppRuntime/AllowMicrosoftAccountsToBeOptional](./policy-csp-appruntime.md#appruntime-allowmicrosoftaccountstobeoptional)
- [AppVirtualization/AllowAppVClient](./policy-csp-appvirtualization.md#appvirtualization-allowappvclient)
- [AppVirtualization/AllowDynamicVirtualization](./policy-csp-appvirtualization.md#appvirtualization-allowdynamicvirtualization)