Checks or money orders should be made payable to State Health Department. Acceptable documentation includes a copy of a mortgage, lease, or real estate tax statement of the homeowner or lessor for the principal residence in.Parents or legal guardians will need to provide the following documents: Proof of Residency in Fairfax County. If you have a Shared Housing Affidavit on file with your student's current school from last year, please complete the Renewal Shared Housing Affidavit. Affidavits are good for the current school year only. Affidavit and Reaffirmation of Affidavit forms are available below in PDF format. These forms are not a substitute for legal advice. If you have difficulty completing these forms, then you may wish to consult with an attorney. The proper use and handling of these legal forms is important. How do I legally change my name?