Polytechnic Colleges (Engineering Diploma) in Tamil Nadu
24 institutions that offer Polytechnic Diploma (all engineering branches) across 13 cities of Tamil Nadu. Each one was checked against its official website; fees, seats and cutoffs are linked to the official counselling authority instead of being copied here. The order is not a ranking.
Verified listings
24
Government
6
Private / Deemed
3
Grant-in-Aid
15
Admission route
State polytechnic admission after Class 10 (merit or entrance)
GovernmentGovt. PolytechnicKanchipuram, Tamil Nadu
Government Polytechnic College Chromepet, Chennai, Kanchipuram
A government polytechnic in Kanchipuram, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Electrical and Electronics Engineering, Electronics and Communication Engineering, Computer Engineering, Mechanical Engineering, Automation and Robotics, Internet of Things (IOT) and 1 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Electrical and Electronics Engineering, Electronics and Communication Engineering, Computer Engineering and 4 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government polytechnic in Ariyalur, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering, Computer Engineering, Agricultural Engineering and 3 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 5 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government polytechnic in Theni, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering, Computer Engineering, Renewable Energy and 3 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 6 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
GovernmentGovt. PolytechnicTiruchirappalli, Tamil Nadu
Government Polytechnic College, Srirangam., Tiruchirappalli
A government polytechnic in Tiruchirappalli, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering, Computer Engineering, Cyber System and Information Security and 2 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 5 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government institute in Chennai, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Textile Technology, Fashion and Clothing Technology and Apparel Technology; official website checked to load (October 2026).
Programme
Diploma in Engineering — Textile Technology
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicThiruvallur, Tamil Nadu
A M K Technological Polytechnic College, Thiruvallur
A government-aided polytechnic in Thiruvallur, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Mechanical Engineering (Machine Tool Maintenance and Repairs)(Sw), Mechanical Engineering (Foundary)(Sw), Electrical and Electronics Engineering, Civil Engineering (Sandwitch Pattern), Automobile Engineering [Sf], Mechanical Engineering and 1 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Mechanical Engineering (Machine Tool Maintenance and Repairs)(Sw), Mechanical Engineering (Foundary)(Sw), Electrical and Electronics Engineering and 4 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government-aided polytechnic in Nagapattinam, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Instrumentation and Control Engineering, Computer Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering and Mechanical Engineering; official website checked to load (October 2026).
Programme
Diploma in Engineering — Instrumentation and Control Engineering, Computer Engineering, Electrical and Electronics Engineering and 2 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government-aided polytechnic in Virudhunagar, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Computer Engineering, Electronics and Communication Engineering, Electrical and Electronics Engineering and Mechanical Engineering; official website checked to load (October 2026).
Programme
Diploma in Engineering — Computer Engineering, Electronics and Communication Engineering, Electrical and Electronics Engineering and 1 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicCoimbatore, Tamil Nadu
CIT Sandwich Polytechnic College, Coimbatore
A government-aided polytechnic in Coimbatore, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Mechanical Engineering, Mechanical Engineering (Sandwich), Instrumentation and Control Engineering, Computer Engineering, Electronics and Communications Engineering and Automobile Engineering; official website checked to load (October 2026).
Programme
Diploma in Engineering — Mechanical Engineering, Mechanical Engineering (Sandwich), Instrumentation and Control Engineering and 3 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicKanyakumari, Tamil Nadu
Kamaraj Polytechnic College, Kanyakumari
A government-aided polytechnic in Kanyakumari, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Electronics and Communications Engineering, Automobile Engineering, Computer Engineering and 1 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 4 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicThiruvallur, Tamil Nadu
Murugappa Polytechnic College, Thiruvallur
A government-aided polytechnic in Thiruvallur, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Civil Engineering (Sandwitch Pattern), Computer Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering, Mechanical Engineering (Sandwich) and 5 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Civil Engineering (Sandwitch Pattern), Computer Engineering and 8 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicCoimbatore, Tamil Nadu
Nachimuthu Polytechnic College, Coimbatore
A government-aided polytechnic in Coimbatore, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering, Textile Technology, Refrigeration and Air Conditioning and 5 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 8 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government-aided polytechnic in Nilgiris, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Electrical and Electronics Engineering, Computer Engineering, Automobile Engineering and Mechanical Engineering; official website checked to load (October 2026).
Programme
Diploma in Engineering — Electrical and Electronics Engineering, Computer Engineering, Automobile Engineering and 1 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicVirudhunagar, Tamil Nadu
P.A.C. Ramasamy Raja Polytechnic College, Virudhunagar
A government-aided polytechnic in Virudhunagar, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Textile Technology, Electrical and Electronics Engineering, Mechanical Engineering (Refrigeration and Air Conditioning), Electronics and Communication Engineering and 1 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Textile Technology and 3 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Grant-in-AidAided PolytechnicThanjavur, Tamil Nadu
Periyar Centenary Polytechnic College, Thanjavur
A government-aided polytechnic in Thanjavur, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Electronics and Communications Engineering, Civil Engineering, Computer Engineering, Electrical and Electronics Engineering, Mechanical Engineering, Modern Office Practice and 1 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Electronics and Communications Engineering, Civil Engineering, Computer Engineering and 3 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government-aided polytechnic in Salem, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Electronics and Communication Engineering, Production Engineering, Computer Engineering and 4 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 7 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A government-aided polytechnic in Nagapattinam, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering, Computer Engineering, Mechanical Engineering (Refrigeration and Air Conditioning), Electronics and Communications Engineering and 1 more; official website checked to load (October 2026).
Programme
Diploma in Engineering — Civil Engineering, Mechanical Engineering, Electrical and Electronics Engineering and 4 more
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
A deemed-to-be university (BIHER) in Chennai, Tamil Nadu. Its official website lists B.Sc Nursing, B.Pharm, BPT, B.Optom, B.Sc MLT, B.Sc Radiology & Imaging, B.Com, BBA / BMS, Integrated Law (BA LLB), Polytechnic Diploma (all engineering branches), Diploma in Civil Engineering, D.Pharm (Diploma in Pharmacy) and Perfusion Technology (B.Sc / Diploma) (checked October 2026).
Programme
Diploma in Civil Engineering
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
Admission through the institution's own process — check the official website for this year's notice.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
Rohini College of Engineering and Technology, Kanyakumari
A private college in Kanyakumari, Tamil Nadu. AICTE's approved-institutions list for 2026-27 shows full-time diplomas in Mechanical Engineering, Electrical and Electronics Engineering and Petrochemical Engineering; official website checked to load (October 2026).
Programme
Diploma in Engineering — Mechanical Engineering, Electrical and Electronics Engineering, Petrochemical Engineering
Entrance
State polytechnic admission after Class 10 (merit or entrance)
Admission
First-year diploma admission runs through DOTE Tamil Nadu's polytechnic admission portal.
Fees, seats & cutoff
Change every year — published in the counselling authority's fee notice and seat matrix.
How this list is built: a college is listed only after its official website was checked for the course and its recognised status. Pages exist only where at least 3 verified listings do; the interactive finder has every listing, including single entries. Spotted a mistake? Tell us.