3 Only for 1950, "May 1 (or June 1 as regards a farm income earner;hereinafter the same in this Article)" as mentioned in Article 21-(3) paragraph 4 of the Income Tax Law shall read "June 1" , and "May 31 (or June 30 as regards a farm income earner;hereinafter the same in this Article)" shall read "June 30" ; "May 1" in paragraph 5 of the same Article shall read "June 1" ;and "May 1" as mentioned in paragraph 7 of the same Article, shall read "June 1" , and "May 31" shall read "June 30" .