Practicing CA
122 Points
Joined January 2009
HI
In general a machine is a device that utilizes transformation of energy to perform some activity.
In CIT v. Mir Mohammad Ali [1964] 53 ITR 165 (SC) the word ‘machinery’ when used in ordinary language prima facie means some mechanical contrivance which, by themselves or in combination with one or more mechanical contrivances, by the combined movement and inter-dependent operation of their respective parts, generate power, or evoke, modify, apply or direct natural forces with the object in each case of effecting so definite and specific a result.
The word plant means group of machines to combined together to performe/produce a specific work/good whether in continuous process or in breaks.
PLANT is taken in wider sense cover machinery also.
if you find anything more in this regard please let me know