Official link where you can file complaint on rejection of RTI application or if information denied :
http://rti.india.gov.in/rti_direct_complaint_lodging.php
Official link to file second appeal if RTI application is rejected or information denied:
http://rti.india.gov.in/rti_second_appeal_lodging.php
ashish kumar says
I have passed all exams physical,written and medical but when I got to call letter for a training then I checked lists of students then I saw that my roll no. is there but my name is hide means other person names write there in my name after when I talk to bsf headquarter so we say that you received your call letter after some months then I wait but no any response and again I went there and take RTI three times but again no response in my any RTI complain