This is re-texture to Cop Disguise for Niko Bellic - Part One by BrynnaDaRosa
https://www.gtainside.com/en/gta4/skins/195435-cop-disguise-for-niko-bellic-part-one/

LCPD Highway Patrol
Alderney Corrections Officer (TLAD)
LCPA
LTA Police
LCPD Auxiliary
PAPD style lore
Alderney City Police
Taxi and Limousine Commission police