I am a new HR Administrator, and must use the internet for my answers! Can you please tell me what must be done legally (or any suggestions internally) when someone gets married and changes their name? What docs do I need to provide for payroll, et

I am a new HR Administrator, and must use the internet for my answers! Can you please tell me what must be done legally (or any suggestions internally) when someone gets married and changes their name? What docs do I need to provide for payroll, etc?