If the name of the author is different from the publisher, begin with the author's name.
Government Agency as the Publisher
Government Agency as the Author and Publisher on a Government Web Site
If the name of the Web site is the same as the name of the publisher, the name of the publisher may be omitted.
When a citation begins with a government agency as the author, start with the name of the government, followed by the name of the agency units and then the name of the agency, moving from largest to smallest entities. Congressional document citations may optionally include the number and session of Congress, the chamber, and the type and number of publication.
Refer to The Chicago Manual of Style for documenting many congressional publications. Please note that for congressional materials, The Chicago Manual of Style follows Bluebook style. Italics are not used, the page number preceded by "H" or "S" for "House" or "Senate," the date in parentheses, identity of speaker in parentheses.