FORM DETAILS Form Number GF-21 Case Type Family Forms Court Type Family Court Statewide Files gf-21.pdf (PDF) gf-21.docx (MS Word) 10th JD Nassau Nassau County Files gf-21-address-confidentiality-affidavit-ncfc.pdf (PDF) gf-21-address-confidentiality-affidavit-ncfc-fillable.pdf (PDF)