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15 U.S. Code § 278o - User fees

The Institute shall not implement a policy of charging fees with respect to the use of Institute research facilities by research associates in the absence of express statutory authority to charge such fees.

(Mar. 3, 1901, ch. 872, § 30, as added Pub. L. 100–418, title V, § 5161, Aug. 23, 1988, 102 Stat. 1450.)