Opinion testimony by lay witnesses

SDCL § 19-19-701 — under SOUTH DAKOTA RULES OF EVIDENCE.

SDCL § 19-19-701

If a witness is not testifying as an expert, testimony in the form of an opinion is limited to one that is: (a) Rationally based on the witness's perception; (b) Helpful to clearly understanding the witness's testimony or to determining a fact in issue; and (c) Not based on scientific, technical, or other specialized knowledge within the scope of §