Maryland State Police is set to accept six new helicopters at Martin State Airport this week, and the first two will be delivered Monday afternoon.
The AW139 helicopters are among 10 AgustaWestland helicopters MSP will get to replace its aging fleet of 11.
All but one of its current fleet is at least 20 years old.
The rest will be delivered Tuesday and Wednesday, according to state police.
Training will begin immediately, though the helicopters will not be in use for medevac flights or other missions until late spring or early summer.
The new helicopters will allow state police aviation command "to continue its unique multiple mission capability of medevac, search and rescue, law enforcement, and homeland security," officials said in a news release.
Maryland State Police is headquartered in Pikesville.