(c)has concealed the particulars of his income or ][* * *] [ Omitted by Act 5 of 1964, Section 40 (w.r.e.f. 1.4.1964).] [furnished inaccurate particulars of ] [Substituted by Act 4 of 1988, Section 106 (w.e.f. 1.4.1989).][such income, or] [ Substituted by Act 18 of 2005, Section 58, for certain words (w.e.f. 1.4.2006).]