Though the deeper levels of Coruscant may be far from the prying eyes of clone troopers and police droids, some semblance of order was maintained courtesy of the underworld police. Imposing and authoritative, these enforcers carry a sense of mystery in addition to their standard weapons and gear. Completely swathed in the protection and anonymity of their leather and metal uniforms, with mechanical eyes poking through their fully wrapped heads, it's unclear if they are droids, humanoids, or something in between. The happenings of so distant and sunken an environment as the underlevels may be far from the minds of the surface-dwelling Coruscant citizens, but the tug-of-war of law enforcement and criminal activity keeps these different sides of the city planet connected.
Law and order on the surface levels are maintained by polished, sleek police droids, which stand in contrast to the burlier, toughened underworld police.
The city planet of Coruscant consists of thousands of stacked levels that become more dangerous the further an intrepid traveler descends towards the core.
Tan Divo is a police investigator for the surface levels. It is hard to imagine a detective of his caliber surviving in the cut-throat realm of the Coruscant underworld.
When she was wrongly accused of murder and terrorism during the Clone Wars, Ahsoka Tano fled to the lower levels of Coruscant, where she was pursued by underworld police forces.
Clone Commander Fox was tasked with command of the Coruscant Guard during the Clone Wars, and the protection of some of the most vital and sensitive areas of government on the capital world. As such, he could interface with the local law enforcement to ensure security.