Hello Mandeep
JCECE merit list is on the basis of students jee main score.
There is no any role of your class 12th marks in deciding your cml rank of  jcece.
But you should have to carry your results during the time of counseling for documents verification.
Admission Will be directly on the basis of cml rank and reservation is also there for SC , ST,obc , physically handicapped and smq  candidates provided the student follows all the condition.
1) Student should have domicile certificate of Jharkhand authorized by the SDO.
2)Caste certificate if required.
3) physically handicapped certificate if required.
4)Other documents which you Will be updated in website.
All the best!!!

hi mandeep kumar,

harkhand Combined Entrance Competitive Examination Board (JCECEB) will release the eligibility criteria of JEECE 2019 exam for candidates applying for it. This year there will be no separate entrance examination for JCECE and the admission process will be conducted on the basis of JEE Main 2019 scores.

Qualifying Exam

• For those who are applying, must have completed their 10+2 or equivalent exam from a recognised board.

• Candidates applying for admissions must also appear for JEE Main 2019.

hope it helped