When used in this chapter, unless the context otherwise requires:
(a) “Commissioners” means the Commissioner of Economic and Community Development and the Labor Commissioner;
(b) “Unemployment rate” means the rate of unemployment within any labor market area in the state as determined by the Labor Commissioner by computing the percentage of the work force within such labor market area which was unemployed during the month of March, 1975;
(c) “Eligible municipality” means any municipality with an unemployment rate equal to or greater than seven per cent of its work force in March, 1975, as certified by the Labor Commissioner;
(d) “Eligible labor market area” means a labor market area, as determined by the Labor Commissioner, with an unemployment rate equal to or greater than seven per cent of its work force in March, 1975, as certified by said Labor Commissioner; and
(e) “Emergency municipal public works employment project” means any municipal public works project considered by said commissioners for state financial assistance under this chapter.