Peshawar, June 30 -- Authorities have imposed Section 144 in North Waziristan for one month amid heightened security concerns, ARY News reported.

A notification issued by the Deputy Commissioner confirmed restrictions banning pillion riding, gatherings of more than three, and entry of non-custom-paid vehicles into the district.

A day-long curfew was enforced Monday from 5 a.m. to 7 p.m., during which all entry and exit routes and main roads were closed to facilitate movement and logistics of security forces. Authorities have urged residents to cooperate to maintain peace, ARY News added.

Earlier, at least 13 Pakistan Army soldiers were killed and three civilians--including two children and a woman--were injured in a vehicle-borne suici...