Section 2(1)(g) in The Indian Forest Service (Appointment By Promotion) Regulations, 1966
(g)[ 'year' means the period commencing on the first day of January and ending on the thirty first day of December of the same year.] [Substituted by G.S.R. 734 (E), dated 31.12.1997 (w.e.f. 1.1.1998)]