All references to Chapter 639, Acts of 1950,
MGL Appendix C33, § 13-1 et seq., as now in force, shall
be applicable to any act or acts in amendment or continuation of or
substitution for Chapter 639.
There is hereby established in the City a Department
of Civil Defense. It shall be the function of the Department to have
charge of civil defense as defined in § 1, Chapter 639,
Acts of 1950, and to perform civil defense functions as authorized
or directed by such chapter or by any and all executive orders or
general regulations promulgated thereunder, and to exercise any authority
delegated to it by the Governor under Chapter 639.