What does 2 Chronicles 24:6 mean?

So the king called for Jehoiada the chief priest and asked, 'Why haven't you made the Levites bring in the money from Judah and Jerusalem that Moses, the Lord's servant, required for the tent of testimony?' 2 Chronicles 24:6 - Modern Text Bible

(Joash confronts Jehoiada about the delay, reminding him of the law that required regular contributions for the temple.)