B tech in planning involves structural engineering means can I design building and can I gave IES exam
B. Plan is a 4-year bachelors course program which involves basic knowledge and training about professional planning.
Through the course, the students are given theoretical and practical knowledge about planning, engineering and designing urban human settlements.
The admission procedure is majorly entrance examinations based, followed by counseling or personal interview. The entrance tests are held nationally or regionally or by the respective colleges.
But if want to design buildings then i recommend b.arch degree program.
And you can give IES exam based on your Engineering degree with the age limit up to 30 year's.
Hope this helps!!