There might be multiple options that the federal government would respect: * https://www.gpo.gov/fdsys/pkg/USCODE-2010-title5/html/USCODE-2010-title5-partI-cha

There might be multiple options that the federal government would respect: * https://www.gpo.gov/fdsys/pkg/USCODE-2010-title5/html/USCODE-2010-title5-partI-chap5-subchapII-sec552a.htm https://www.gpo.gov/fdsys/pkg/USCODE-2010-title5/html/USCODE... * http://ws680.nist.gov/publication/get_pdf.cfm?pub_id=904990 http://ws680.nist.gov/publication/get_pdf.cfm?pub_id=904990 Legally, I can't think of a case where it's been tested that didn't lean the government's way, so who knows?