If you want to read the Lords' ruling, House of Lords - Assistance in the Chamber, Divisions, House of Lords Business - Procedure of the House Committee, here it is.
Patrick Fitzgerald, the special prosecutor in the CIA leak case, disclosed last year that some White House e-mails in 2003 were not saved as standard procedure dictated.
But the House-passed legislation included a Dole-sponsored amendment to provide an exemption only in cases where the procedure would be required to save the life of the mother.