Witnesses subpoenaed pursuant to this subchapter shall be allowed fees at a rate fixed by the Unemployment Insurance Appeal Board. Such fees shall be a part of the expense of administering this chapter.

41 Del. Laws, c. 258, § 6; 19 Del. C. 1953, § 3324; 57 Del. Laws, c. 669, § 5F; 75 Del. Laws, c. 127, § 1.;