2 “This month shall be to you the beginning of months. It shall be the first month of the year to you. Exodus 12:2WEB
This passage contains a positive command, directed toward Israel: "This month shall be the first month of the year for you".
This command is part of the Typological/Ceremonial Law. It fits in with laws pertaining to Law Function: Jew/Gentile Cultural Separation. It establishes the Hebrew Calendar and so participates in our understanding of the timing for Holidays.
This command is fulfilled by Israel when they established and maintained dates according to the calendar given to them by God.
Notes on Interpretation/Application