California Code
ARTICLE 3 - Deposition of Expert Witness
Section 2034.420.

2034.420. The deposition of any expert described in subdivision (b) of Section 2034.210 shall be taken at a place that is within 75 miles of the courthouse where the action is pending. On motion for a protective order by the party designating an expert witness, and on a showing of exceptional hardship, the court may order that the deposition be taken at a more distant place from the courthouse.

(Amended by Stats. 2008, Ch. 303, Sec. 1. Effective January 1, 2009.)