(a) No housing authority shall initiate the development of any housing project under this part after the termination of a period of war
or national emergency as declared by the President or the Congress of the United States.
(b) Notwithstanding the provisions of subsection (a) of this Code section, housing authorities may initiate projects within areas which, as of January 1, 1981, are designated as impacted areas in which housing is necessary in the interest of national security, for purposes of Section 810(b) of the federal National Housing Act.