Hi friend,
There are very few reputed Engineering Colleges in India which offers Engineering admission to Diploma holders under Lateral entry admission scheme.Mostly the top ranked Engineering Colleges in India such as IITs,NITs does not offer Engineering admissions to Diploma holders,that is why there are very few good ranked Engineering Colleges which offers Lateral entry admissions.As you asked about the eligibility conditions for Lateral conditions,so the basic condition is that youo must have completed your Diploma course from a recognized State Board of Technical Education.
Most prestigious Engineering Colleges offering Lateral entry admissions on the basis of Entrance Test are:
Punjab University,Chandigarh.
Thapar Institute of Engineering and Technology,Patiala.
Guru Gobind Singh IP University,Delhi.
Sant Longoval Institute of Engineering and Technology,Sangrur.
Harcourt Butler Technological Institute,Kanpur.
As you want to get admission in the College which you prefer,so for that you need to get a good rank in the Entrance Test,your rank must be within the cut-off rank of the College,then you can easily get seat there.There are some Colleges which offers admission on the basis of Entrance Test,whereas some offers admission on the basis of Merit
Most prestigious Engineering Colleges offering Lateral entry admissions directly on the basis of Merit are:
Government College of Engineering,Pune.
Punjabi University,Patiala.
Punjab Technical University,Jallandhar.
KIITS University,Orrissa.
Chitkara University,Chandigarh.
Guru Tegh Bahadur Institute of Technology,Delhi
Amity School of Engineering and Technology,Noida
Delhi Technological University,Delhi.
Netaji Subhash Institute of Technology,Delhi.
Guru Nanak Dev Engineering College,Ludhiana
DAV Institute of Engineering and Technology,Jallandhar.
SBS College of Engineering and Technology,Ferozepur.
Chandigarh Group of Colleges,Chandigarh.
All the best.