The admission of students to the B.Sc. (External) Degree programmes are carried out on the basis of the admission policy laid down by the Faculty Board, Faculty of Applied Sciences and the Senate of the Rajarata University of Sri Lanka.

In order to be eligible for admission to a program, a candidate should have offered at least two subjects from Agriculture, Biology, Chemistry, Advanced Mathematics, Mathematics / Combined Mathematics and Physics at the G.C.E. (A/L) examination.

In addition, candidates must also fulfill the following requirements:

1. Satisfy the minimum requirements for admission to the university as stipulated by the University Grants Commission.
2. For B.Sc. (External) degree in Biological Sciences: At least three “S” passes in one sitting in Biological Science stream at G.C.E.(A/L) Examination.
   For B.Sc. (External) degree in Physical Sciences: At least three “S” passes in one sitting in Physical Science stream at G.C.E.(A/L) Examination.
3. Have at least a Credit Pass (C) in English at the G.C.E.(O/L) Examination.