F SE in c (1) and (2) below; however, (2) If the U.K. does not accept these principles, no further steps toward declas sL+ication are to be taken, and (3) If the U.K. proposes more complete declassification than set forth in these principles, the matter is to be resubmitted to the Commi6siorq b. Noted that agreement required under Me provsions of Article II, Sections D(2)(d) of the U.K. Bilateral for the exchange of classified information in this field has not yet become effective; c. AuthorizedO subject to the considerations in a above, and in connection with the preparation of — %e specific classification guide mentioned above, the United States representatives to propose to the U.IL representatives: (1) The declassification of all basic technical information concerning the controlled thermonuclear program, unless such information is deemed to be of critical importance in the development of a controlled thermonuclear reactor; (2) Retentien of classification on all technology concerning controlled thermonuclear reactors except that which is determined to be of non-critical importance in the development of a controlled thermonuclear reactor. d. Noted that the classification guide to be prepared at the meeting of the u.S. and U.K. representatives will be presented to the Commission for consideration and approval; - 576- ET

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