§ Rule 705 Disclosure of Facts or Data Underlying Expert Opinion

Codes > Washington Rules of Evidence > Title 7 > Rule 705

RULE ER 705
DISCLOSURE OF FACTS OR DATA UNDERLYING
EXPERT OPINION

The expert may testify in terms of opinion or inference and give reasons therefor without prior disclosure of the underlying
facts or data, unless the judge requires otherwise. The expert may in any event be required to disclose the underlying facts or data on cross examination.