What does a Temporary Inspection Approval Indicator (T-DOT sticker) signify?

A Temporary Inspection Approval Indicator, commonly known as a T-DOT sticker, signifies that the vehicle requires a follow-up inspection at the previous station. This indicator is used to indicate that while the vehicle may not have fully passed the inspection criteria, there is a provision for a subsequent check to verify if any necessary repairs or adjustments have been made.

The T-DOT sticker serves as a temporary measure, allowing the vehicle to remain on the road legally while ensuring that the issues identified during the initial inspection are addressed. This mechanism helps manage vehicles that are in the process of undergoing necessary fixes, while monitoring compliance with emissions regulations. The requirement for a follow-up inspection ensures that vehicles ultimately meet the necessary standards.

The other options do not reflect the specific meaning of the T-DOT sticker. For instance, a passed inspection is indicated by a different approval method, while a sticker indicating no inspection or temporary exemption would not require a follow-up at the previous station. The T-DOT sticker clearly emphasizes the need for an additional inspection, making that the correct interpretation.