Colleges in USA

NIFT offers "SARTHAK" NIFT FINANCIAL ASSISTANCE SCHEME in order to provide financial assistance to meritorious, needy and deserving students, belonging to the economically weaker sections of society. SARTHAK NIFT Financial Assistance Scheme" will be applicable to all the regular students of NIFT fulfilling prescribed criteria as per categories described below.
A. Parental Income ceiling per annum up to 1.5 Lakhs : Available scholarship is 100% of the Tuition Fee.
B. Parental Income ceiling per annum up to 1.5-2.5 Lakhs : Available scholarship is 75% of the Tuition Fee.
C. Parental Income ceiling per annum up to 2.5-4.0 Lakhs : Available scholarship is 50% of the Tuition Fee.
Process of Application : Documents to be submitted with the Application Form for Financial Assistance. The students are required to apply for financial assistance under the scheme in a prescribed form given at Format A. Only those applications will be considered which are complete and supported by the prescribed mandatory as well as applicable documents. The complete application should be submitted within the timeline prescribed in the Schedule in Section 9.0. The forms will be made available in their respective departments/office of the Campus Director/ NIFT website.
So this scholarship can fulfill yours dreams if falling categories as prescribed above. Please read the complete scholarship document available on NIFT website for more clarity.
https://nift.ac.in/scholorships

The basic eligibility criteria of B.Des courses of NIFT is 10+2 in any stream. The upper age limit for B.Des courses is 23 years and five years relaxation to reserved communities. The admission in B.Des courses are done through the Entrance exam conducted by NIFT generally conducted in the 3rd week of January every year. The application from of NIFT entrance exam will be available in the month of October every year. Please see the NIFT website for more details https://www.nift.ac.in/
Because you have completed your B.A. Hons. so you are also eligible for M.Des courses of NIFT. The M.Des courses of NIFT are available in the following specializations as User Experience & Interaction Design, Industrial Design, and Visual Communication. So if interested in doing the M.Des courses the application criteria is same as described above.

If you are asking about the Central Polytechnic College Tharamani, Chennai, than eligibility criteria of Diploma courses is given below. Eligibility criteria : The candidates who pass X Standard or equivalent examinations with Mathematics and Science subjects are eligible for admission into Polytechnic Colleges, whereas candidates who pass XII Standard or ITI examinations only are eligible for Direct Second Year Admission (Lateral Entry). There is no age restriction to join the Diploma Courses with effect from the academic year 2004 2005. Admission : Usually Notification for general admission into Government Institutions is being given by the Directorate of Technical Education Website (http://www.tndte.gov.in/site/) at the time of publication of X Standard (Tamil Nadu) results. The candidates belonging to Tamil Nadu only can apply for the general admission in Government and Government Aided Institutions. The candidates have to obtain and submit separate applications for separate institutions. The application form received from one institution cannot be used to apply for another institution. The filled up application forms have to be submitted to the concerned institution on or before the prescribed due date. So from above you have to visit the DTE website as given above for further updates.