This document provides guidance on complying with the Lobbying Disclosure Act. It compiles and interprets previous guidance and amendments made to the Act. The Secretary of the Senate and Clerk of the House of Representatives provide guidance to help ensure accurate, complete and timely registrations and reports, but do not have authority to write regulations or issue definitive legal opinions. This new compilation aims to address issues filers had with prior guidance documents by providing a subject index and consolidating advice into one source.