Federal Lobbying Disclosure Act website.
This website is the official vehicle for individuals and organizations to register and comply with the Lobbying Disclosure Act.
"The Lobbying Disclosure Act, as amended... [aka the LDA] states that the Secretary of the Senate and the Clerk of the House of Representatives shall (1) provide guidance and assistance on the registrations and reporting requirements of this Act and develop common standards, rules, and procedures for compliance with this Act; [and] (2) review, and, where necessary, verify and inquire to ensure the accuracy, completeness, and timeliness of registrations and reports."
Gale Encyclopedia of U. S. History by 
The Concise Princeton Encyclopedia of American Political History by