Section 2(1)(d) in The U.P. Wood Based Industries (Establishment and Regulation) Rules, 1978
(d)'Round log' means a piece of wood in its natural form, having mid girth of thirty centimetre or more under bark and it includes such round log even after its bark has been removed or its surface has been dressed, manually or by using a band saw or any other machine or equipment to make its cross section square or near square for the purpose of case in its transportation and/or storage.