Local officials in Baghlan said at least three suspects were arrested as they were transporting rockets and some other military equipment to Mazar city via Baghlan.
Provincial police chief in Baghlan Gen. Noor Habib Gulbahari said 5 rockets of the Rocket Propelled Grenade Launcher, and some other military equipment were loaded in a private car as the suspects were looking to transport them to Mazar city.
Gen. Gulbahari further added that the suspects were on their way from capital Kabul to Mazar city when they were spotted and arrested by the police forces.
No further details were given regarding the possible target of the militants but Gen. Gulbahari said an investigation is underway from the suspects.
The anti-government armed militant groups including the Taliban insurgents have not commented regarding the report so far.
Balkh is among the relatively peaceful provinces in northern Afghanistan but certain districts of the province have recently witnessed the insurgency activities by the militant groups.
Numerous clearance operations have been condcuted in remote districts of Balkh during the past months as the acting provincial governor Ata Mohammad Noor earlier warned that the loyalists of ISIS terrorist group are attempting to gain foothold in this province.