What is actually on the public record for the ACC entry route for serving soldiers, where the notification really circulates, and a source link on every claim

Alerts and Updates for Army Cadet College (ACC) Entry Examination

Written examination through which serving soldiers, sailors and airmen of the Indian Army, Navy and Air Force are selected for the Army Cadet College wing at the Indian Military Academy, leading to a degree and a permanent commission as an officer. Papers cover general mental ability, general and current affairs, and English, followed by the SSB interview and medical board.

Army Cadet College (ACC) Entry Examination — Syllabus & notes

Exam overview