You need to create a Password Settings object (PSO).
Which tool should you use?

A.
Active Directory Users and Computers
B.
ADSI Edit
C.
Group Policy Management Console
D.
Ntdsutil
Explanation:
http://technet.microsoft.com/en-us/library/cc754461.aspx
You can create Password Settings objects (PSOs): using the Active Directory module for
Windows PowerShell using ADSI Edit using ldifde