1) Logon to a Windows 7 machine
2) Download and install the Remote Server Administration Tools for Windows 7 from here
3) When installed, access Control Panel
4) Click Programs and features
5) Click ‘Turn Windows Features on or off’ located at the top left corner
6) Expand ‘Remote Server Administration Tools
7) Expand ‘Feature Administration Tool’
8.) Select ‘Group Policy Management Tools’ and click OK
9) Once installed, you can access Group Policy Management tools from your start menu and add new Windows 7 policies to your Windows 2003 server.