In the construction of this Part, the rules and definitions contained in this Section shall be observed and applied, except when the context clearly indicates otherwise:
A. Words used in the singular shall include the plural, and the plural the singular.
B. Words used in the past or present tense shall include the future tense.
C. Words used in the masculine gender shall include the feminine and neuter.
D. The word "shall" is always mandatory and is not discretionary.
E. The word "may" is permissive.
F. That the Borough of East McKeesport intends to favor the public interest as against any private interest.
G. That headings prefixed to Sections and other divisions of this Part shall not be considered to control but may be used to aid in the construction thereof.
H. General words shall be construed to take their meanings and be restricted by preceding particular words.
(Ord. 796,1/14/1999, §4)