As you said you will appear in TSICET cpounsling and for the same asking for Required Documents for Certificate Verification for TSICET counseling, so I am teling for the same

Required Documents for TSICET Certificate Verification:
All original certificates and 2 sets of Xerox copies like

TS ICET 2015 Rank Card & Hall Ticket.
Degree Marks Memo and Pass Certificate.
Intermediate Marks Memo,
S.S.C or its equivalent Marks memo
XI to Degree Study Certificates (Bonafieds)
Transfer Certificate (TC)
Residence Certificate (in case where the candidate has no institutionalized education)
Residence Certificate of either of parents in Telangana for 10 years in case of non-local candidates
Income Certificate issued after 01.01.2015.
Caste Certificate issued by the competent authority.
Aadhar Card
PH/CAP/NCC/Sports/Minority/Anglo-Indian Certificate if applicable.

For PH Category candiated:
In respect of PH category, candidates have to produce a certificate issued by the District Medical Board. Candidates who have disability of 40% and above will only be considered under PH category.

For CAP Category candiated:
These candidates have to produce a CAP certificate issued by Zilla Sainik Welfare Officer (In case of ExService Men), Identity Card and Discharge Book for verification.

Candidates whose parents are domicile of Andhra Pradesh/Telangana States are only eligible under “CAP” Category.

For AngloIndian candiated:
Candidates have to produce a certificate issued by Competent Authority of their place of residence.