Rule 403.
Excluding Relevant Evidence for Prejudice, Confusion, Waste of Time, or Other Reasons

The court may exclude relevant evidence if its probative value is substantially outweighed by a danger of one or more of the following: unfair prejudice, confusing the issues, misleading the jury, undue delay, wasting time, or needlessly presenting cumulative evidence.

(Pub. L. 93–595, § 1, Jan. 2, 1975, 88 Stat. 1932; Apr. 26, 2011, eff. Dec. 1, 2011.)