Sentence:  There are hereby created in the Treasury of the United States ( 1 ) a special fund to be known as the Yugoslav Claims Fund ; and ( 2 ) such other special funds as may , in the discretion of the Secretary of the Treasury , be <WSD>required</WSD> each to be a claims fund to be known by the name of the foreign government which has entered into a settlement agreement with the Government of the United States as described in subsection ( a ) of section 4 of this Title . 
Meaning of the word marked with <WSD> tags:  required by rule