Indian Army Technical Graduates Course (TGC) 138 Online Form 2023 Technical Graduates Course (TGC) Without Written Exam can Directly Join Indian Army Through Entry known as TGC. TGC also known as Technical Graduate Course.is for all those who are aged between 20-27 Years Unmarried Male Candidates.Through TGC, A Candidate Gets Permanent Commission in Indian Army. Check TGC 138 Form Notification for Indian Army TGC 138 Online Form . Important Dates For TGC 138 are Form Opens- 18 April 2023 Form Closes- 17 May 2023 Important Website – www.joinindianarmy.nic.in Brief Details of Technical Graduate Course (TGC)-138 Course Particulars