Section 11(2)(b) in The Indian Nursing Council Act, 1947
(b)a person not being a citizen of India who is employed as a nurse, midwife, auxiliary nurse-midwife, teacher or administrator in any hospital or institution situated in any State for purposes of teaching, research or charitable work may, with the approval of the President of the Council, be enrolled temporarily in the State register for such period as may be specified in this behalf in the order issued by the said President: