Public Disclosure of Lobbying Act

Public Disclosure of Lobbying Act - Requires organizations which expend more than $2,500 per quarter year or which employ at least one individual who spends all or part of each 13 days or more per quarter year for lobbying purposes to register with the Comptroller General and to update such registration annually. Requires the identification of any such person retained for such lobbying purposes. Requires such organization to file quarterly reports concerning such lobbying activities including: (1) listing of total lobbying expenditures including each expenditure over $35 made to or for the benefit of any Federal officer, congressional employee, or Member of Congress; (2) known business contacts with the person whom such organization is attempting to influence; and (3) the issues concerning which such organization has lobbied. Requires the Comptroller General to make copies of each registration and report required by this Act available for public inspection and copying.

Requires the Comptroller General to render written advisory opinions upon request of any individual or organization with respect to the requirements of this Act. States that anyone who acts in good faith reliance upon such advisory opinion shall be presumed to be in compliance with this Act.

Requires the Comptroller General to enforce this Act using informal methods of conference or conciliation or, if necessary, referring apparent violations to the Attorney General. Sets forth civil and criminal sanctions for violations of this Act.

Authorizes to be appropriated such sums as may be necessary to carry out this Act.