Six lawyers and two judicial staff members, who were in the lift at the time of the incident, were injured, a police spokesman said.
"The lift developed a technical snag and plummeted from the fourth floor," the spokesman said.
All the injured were rushed to the Balrampur Hospital. One of them suffered a leg fracture.
District Judge RK Upadhaya, who along with District Magistrate Kaushal Raj Sharma rushed to the site, ordered a probe into the matter and has directed a thorough inspection of all the lifts installed in the building.