"(3) treason, sedition, or the giving of aid and assistance to any foreign power, group, or association engaged in armed conflict with the United States, or the advocacy thereof;

"(4) inciting hostilities or conflicts against the United States, or against any foreign power friendly to the United States which might involve the United States in hostilities;

“(5) establishing or continuing sympathetic association with a saboteur, spy, traitor, seditionist, anarchist, revolutionist, members of an organization referred to in paragraph (1) of this subsection, or with an espionage agent or other secret representative of a foreign nation whose interests may be inimical to the United States, under circumstances and of such a nature as to raise a reasonable doubt that the association is for innocent pur

poses or is clearly consistent with the national defense or security interests;

"(6) advocacy of rebellion, or of force and violence, to alter the constitutional form of government of the United States, or of any political subdivision thereof, or to obstruct the execution or enforcement of any Federal

law;

"(7) service as an organizer, propagandist, courier, or messenger for any foreign government, or any orga

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1 nization, foreign or domestic, which is Communist or

Communist controlled;

"(8) giving of aid or assistance to any foreign

power, group, or association which is Communist or Communist controlled;

"(9) refusal to testify, upon the ground of selfincrimination, in any authorized inquiry relating to subversive activities conducted by any congressional committee, Federal court, Federal grand jury, or any other duly authorized Federal agency, as to any question relating to subversive activities of the individual involved or others;

"(10) the presence of a spouse, parent, brother, sister, or child in a nation whose interests may be inimical to the interests of the United States, or in

satellites or occupied areas of such a nation, under circumstances permitting coercion or pressure to be brought on the individual through such relatives which may be likely to cause action contrary to the national defense or security interests;

“(11) any deliberate misrepresentations, falsifications, or omission of material facts from a personnel security questionnaire, personal history statement, or similar document;

"(12) performing or attempting to perform his

duties, or otherwise acting, so as to serve the interests

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of another government in preference to the interests of

the United States;

"(13) intentional, unauthorized disclosure to any person of classified information;

“(14) willful violations or disregard of security regulations, or recurrent and serious, although unintentional, violations of such regulations or unauthorized disclosures of classified information;

"(15) any illness, including any mental condition,

of a nature which in the opinion of competent medical authority may cause significant defect in the performance, judgment, or reliability of the individual, with due regard to the transient or continued effect of the illness;

"(16) any criminal, infamous, dishonest, immoral, or notoriously disgraceful conduct, habitual use of intoxicants to excess, drug addiction, or sexual perversion; "(17) any other fact, activity, association, condition, or behavior which tends to establish reasonable ground for belief that access by such individual to classified information or to any defense facility will not be clearly consistent with the national defense or security interests.

"(e) For the purposes of this section, probable cause

25 shall exist for the characterization under subsection (d) of

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1 organizations, and individuals other than the individual who 2 is the subject of clearance for access to a defense facility or 3 classified information, when based upon (1) reports of the 4 Federal Bureau of Investigation, Central Intelligence 5 Agency, or of any other investigative agency of the United 6 States, (2) reports or findings of congressional or State legis7 lative investigations, (3) matters of public or common 8 knowledge, or (4) any other information or source of in9 formation which the President or his designee for that purpose determines to be substantial and reliable. Nothing con11 tained in this subsection shall be construed to support a de12 mand by any such individual (including an individual who is 13 the subject of clearance) or organization for access to investigative reports of any agency of the United States, or to 15 require the disclosure of information, or the source of any information, when such disclosure would be deemed contrary

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to the national interest.

"(f) In determining the significance to be given for the purposes of this section to the organizational membership or individual who is the subject of clearance

associations of any

for access to a defense facility or classified information, but

with due regard to the prohibitions of section 5 (a) (1) (C),

consideration shall be given to

"(1) the character and history of that organization;

"(2) the time during which such person was a

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member of or affiliated with such organization and, if

such person no longer is a member of or affiliated with such organization, the time at which his membership or association was terminated, the circumstances of such termination, whether such termination was for tem

porary, deceptive, or spurious purposes, and the degree to which he has separated himself from the activities of that organization;

"(3) such person's knowledge of the nature and purposes of that organization, and factors relevant there

to, including but not limited to the extent to which the

nature and purposes of the organization were publicly

known at the time of such membership or association;

and, if such organization has been found by final order of the Board to be a Communist organization, or if publicly designated by the Attorney General, the Director of the Federal Bureau of Investigation, or any Federal agency as totalitarian, Fascist, Communist, or subversive, whether such person had actual knowledge or notice of such final order or designation; and such individual's knowledge of the publications of such organization and the statements of its leaders from which

the nature or purposes of such organization may be inferred;

"(4) such person's commitment to the purposes