What happens to a complaint that is deemed legally insufficient?

When a complaint is deemed legally insufficient, it means that upon initial review, it does not meet the necessary legal standards or criteria to warrant further action. Consequently, the complaint is typically closed without further investigation because there is no valid legal basis to pursue the matter further. This process conserves resources and allows regulatory bodies to focus on complaints that present legitimate issues requiring attention.

The other options suggest actions that are not appropriate for legally insufficient complaints. Options involving escalation to a legal hearing or prioritization for investigation imply that there is merit to the complaint, which contradicts the understanding of it being legally insufficient. A penalty review would also not occur since there are no grounds to impose any penalties if the complaint lacks legal standing. Hence, closing the complaint without further investigation is the appropriate outcome.