Section 16(2) in Andhra Pradesh Legal Metrology (Enforcement) Rules, 2011
(2)The Legal Metrology Officer shall also mark the year and its quarter of stamping on every verified weight or measure except when the size or nature of such weight or measure makes it impracticable.Explanation. - A year shall be deemed to consist of four quarters of which first quarter shall be of the months of January, February and March which shall be marked as A, second quarter shall be of the months of April, May and June which shall be marked as B, third quarter shall be of the months of July, August and September which shall be marked as C and fourth quarter shall be of the months of October, November and December which shall be marked as D.
