255.15 - Rules of regulatory construction

(a) As used in this Part:

(1) includes means including but not limited to;

(2) may means "is permitted to" or "is authorized to";

(3) may not means "is not permitted to" or "is not authorized to"; and

(4) shall is used in the mandatory and imperative sense.

(b) In this Part:

(1) words indicating the singular include the plural;

(2) words indicating the plural include the singular; and

(3) words indicating the masculine gender include the feminine.