Title 15, Chapter 12, Section 70
( 15-12-70)
All grand jurors in the courts of this state shall be disqualified
to act or serve in any case or matter when such jurors are related
by consanguinity or affinity to any party interested in the result
of the case or matter within the sixth degree as computed according
to the civil law. Relationship more remote shall not be a
disqualification. | 
