Access restrictions apply to certain records in the papers that have been determined to contain sensitive personal or government information. Series assessed to contain sensitive information will remain closed until 2028 with the exception of Constituent Services Case Work, which contains high levels of personal identifiable information. Constituent Services Case Work will be available to requesting individuals upon review and approval of the archivist or librarian managing the Property. Individual files or records assessed to contain sensitive information may also carry restrictions. Series assessed with medium risk may be made available to the researcher after the files are reviewed for sensitive information or formats. Series assessed to be of low risk of disclosing sensitive information may be open and available to researchers.

Low risk: The following series pose little risk of revealing sensitive information and could be made available to the public with little harm: Administrative Files, Campaign Files, Constituent Services(Correspondence and Projects), House Records, Kaho’olawe, Native Hawaiian Issues, Japanese Latin American Internment, Personal, Political Affairs, Speeches, Scheduling Files, Medal of Honor, Legislative Files, Photographs, Public Relations, Books, and Subject Files.

Medium risk: ABSCAM, Staff Files, Born-Digital (format-based), Microfilm.

Series with sensitive information: Constituent Services (Case Work), Watergate, Iran-Contra, and subseries containing records related to military and defense appropriations.