Section 50(1)(b) in The Rajasthan Irrigation and Drainage Act, 1954
(b)to set down in a list, having due regard to the circumstances of the district and of the several proprietors, sub-proprietors, or farmers the number of labourers which shall be furnished by any of the said persons, jointly or severally, from any such village or estate, for employment on any such irrigation or drainage work when required as hereinafter provided.