The hearing in formal proceedings shall be conducted in accordance with C.R.C.P., except where the special masters determine that certain provisions of C.R.C.P. would be impractical or unnecessary. The order of presentation in a hearing shall be the same as in civil cases. All witnesses shall give testimony under oath, and rules of evidence applicable in civil proceedings shall apply. Procedural errors or defects not affecting the substantive rights of a Judge shall not be grounds for invalidation of the proceedings.
C.r.c.p. 27