Under what circumstance can a police officer apply for a crime scene warrant?

A police officer can apply for a crime scene warrant particularly in situations involving serious indictable offenses. This is because such offenses typically require comprehensive examination and collection of evidence from crime scenes which may be crucial for investigations and prosecutions. Serious indictable offenses represent significant violations of the law that can lead to severe penalties, and gathering evidence from the crime scene is often essential for ensuring that justice is served.

In contrast, traffic incidents leading to minor injuries and cases of petty theft might not necessitate the same level of evidence collection or warrant application. While investigations into these matters can still occur, the threshold for requiring a crime scene warrant is typically higher for less serious offenses. Legal investigations, while they can encompass a wide range of scenarios, do not solely justify the need for a crime scene warrant unless they involve serious indictable offenses where the integrity of the crime scene and the evidence is paramount.