23 CAR § 462-504
(a) All discovery pursuant to this subpart shall be considered continuing, and a party is under a duty to timely amend a prior response to a data request if the:
(2) If the additional or corrective information has not otherwise been made known to the other parties:
Codification Notes: This section was promulgated as Rule 5.04 of the Rules of Practice and Procedure prior to codification in the Code of Arkansas Rules.