To verify eligibility for the Diploma in Aeronautical Engineering, candidates are usually required to submit certain documents. These often include the 10th-grade mark sheet to confirm academic eligibility, proof of age to ensure compliance with age criteria, a medical fitness certificate, and a government-issued identity proof (such as an Aadhaar card or passport) for identity verification. Submitting these documents is a standard part of the application process, and candidates should ensure they have all necessary paperwork ready to avoid delays in the admissions process.