I am not sure what you mean by a "hand over note".
If you are requesting access to your employment records, you just go to Human Resources and ask them. If you don't have a Human Resources department, you just ask your manager.
how to write a hand over note from an employee to an employer?
When are you leaving a position, it is likely that your manager or supervisor will ask you to help in the handover period to your successor. Being organised and proactive will help to ensure that your company has a smooth transition and you leave with an excellent professional reputation.
Look online for more information. I don't want to suggest any links because some are showing up as untested and I don't have a way to vett them for you.