RCW 50.04.050Calendar quarter.'Calendar quarter' means the period of three consecutive calendar months ending on March 31st, June 30th, September 30th, or December 31st.[ 1945 c 35 s 6; Rem. Supp. 1945 s 9998-145. Prior: 1943 c 127 s 13; 1939 c 214 s 19; 1937 c 162 s 19.]
Washington Legal Code