The actual rule used to be R724-4-13. However it now appears to be renumbered:
The BCI website also describes the requirement:
I am not a lawyer, nor do I play one on TV. Nor can I give legal advice. However, to my mind, casual contact does not meet this description. It says "...stopped for questioning by a peace officer based on reasonable suspicion...". Just being around an officer or walking by one sure doesn't sound like "stopped for questioning".
The BCI website also describes the requirement: