1. (1) any term in the singular includes the plural;
2. (2) any term in the masculine includes the feminine and neuter;
3. (3) any rule or regulation relating to any act covers: the causing, procuring, aiding or abetting, directly or indirectly, of that act; and allowing a minor child to do that act;
4. (4) no provision herein shall make unlawful any act necessarily performed by any officer or employee of ParksCorp or the BPCA in the line of duty or work, or by any person, his agents or employees, in the proper and necessary execution of the terms of any permit, contract, agreement or other direct authorization from ParksCorp or the BPCA;

5. (5) these rules are in addition to and supplement all municipal, state and Federal laws and ordinances.

   (b) Territorial scope.

   The rules shall be effective within and upon all areas under the jurisdiction, charge or control of ParksCorp.

   (c) Variance.

   Any act or activity prohibited solely by these rules shall be lawful if performed in strict compliance with the terms and conditions of a variance issued by ParksCorp and/or the BPCA. ParksCorp or the BPCA may issue a variance where there are significant practical difficulties, or unnecessary hardships, not created or caused by the applicant, which might, in the sole judgment of ParksCorp and/or the BPCA, result from carrying out the rules, or where the beauty and utility of property within the jurisdiction of ParksCorp would be preserved by compliance with the terms and conditions of such variance.

(a) Construction.

These rules shall be construed as follows: