What is the deadline for submitting a determination after a medical examination?

The deadline for submitting a determination after a medical examination is the close of business following the calendar day. This timeframe is established to ensure that the required medical evaluations and any related paperwork are processed in a timely manner, allowing drivers to receive their medical certification or findings without unnecessary delays.

This requirement is particularly important in the context of commercial vehicle drivers, as timely medical determinations can directly impact their ability to drive legally and safely. Therefore, adhering to a deadline that spans only to the following business day promotes efficiency and helps maintain compliance with regulatory standards.

The other timeframes presented in the options, such as submissions happening before the next day or by the end of the week, do not align with regulatory guidelines which emphasize a quicker processing time to prevent interruptions in a driver's ability to work. The option suggesting a 72-hour window also exceeds the stipulated requirement, which could lead to unnecessary delays in the determination process.