Code of Federal Regulations Title 5. Administrative Personnel § 5.1304.4606 Exemptions

(1) Communications made solely to furnish scientific or technological information are exempt from these prohibitions.

(2) A former Government employee may be exempted from the restrictions on post-employment practices if the Deputy Director of OMB, in consultation with the Director of the Office of Government Ethics, executes a certification that is published in the Federal Register. The certification shall state that the former Government employee has outstanding qualifications in a scientific, technological or other technical discipline;  is acting with respect to a particular matter which requires such qualifications;  and the national interest would be served by his participation.

(1) An elected State or local government official, who is acting on behalf of such government;  or

(2) Regularly employed by or acting on behalf of an agency or instrumentality of a State or local government;  an accredited, degree-granting institution of higher education;  or a non-profit hospital or medical research organization.