Section 211.3 - Mask work fees(a) Section 201.3 of this chapter prescribes the fees or charges established by the Register of Copyrights for services relating to mask works.(b) Section 201.6 of this chapter on the payment and refund of Copyright Office fees shall apply to mask work fees.50 FR 26719, June 28, 1985, as amended at 56 FR 59886, Nov. 26, 1991; 59 FR 38372, July 28, 1994; 63 FR 29139, May 28, 1998; 64 FR 29522, June 1, 1999