Which signal is related to improper procedural actions?

Signal 26 is specifically associated with improper procedural actions within the context of law enforcement and highway patrol activities. This signal is used to communicate that there have been violations or mishandling of established protocols, which can be critical for maintaining the integrity of operations and ensuring public safety. Familiarity with this signal is essential for officers as it serves as a reminder to adhere to procedures and protocols, which form the cornerstone of effective law enforcement practices. Understanding and correctly identifying such signals helps in fostering accountability and encourages a culture of adherence to established rules.