The Board shall have the power to permit the following exceptions to the district regulations set forth in these zoning regulations, subject to the requirements of this section:
1. Public Service Corporation. To permit erection and use of a building or the use of premises or vary the height and the regulations in any location for a public service corporation for public utility purposes or purposes of public communication, which the Board determines is reasonable and necessary for the public convenience or welfare.
2. Extension of Use, Lot in More Than One District. To permit the extension of a use into a district where it would be otherwise prohibited in a case where a district boundary line is so located that a lot or plot is in more than one district.
3. Conditions For Granting Special Exceptions. To hear and decide only such other special exceptions as the Board is specifically authorized to pass on by the terms of these zoning regulations; to decide such questions as are involved in determining whether special exceptions should be granted; and to grant special exceptions when in harmony with the purpose and intent of these zoning regulations. A special exception shall not be granted by the Board unless and until:
A. A written application for a special exception is submitted indicating the section of these zoning regulations under which the special exception is sought and stating the grounds on which it is requested.
B. Notice of public hearing shall be given consistent with the provisions of Section 166.13 of this chapter.
C. The public hearing shall be held. Any party may appear in person, or by agent or attorney.
D. The Board shall make a finding that it is empowered under the section of these zoning regulations described in the application to grant the special exception and it will not adversely affect the public interest.
4. In granting any special exception, the Board may prescribe appropriate conditions and safeguards in conformity with these zoning regulations. Violations of such conditions and safeguards, when made a part of the terms under which the special exception is granted, shall be deemed a violation of these zoning regulations. The Board may prescribe a time limit within which the action for which the special exception is required shall be begun or completed, or both. Failure to begin or complete, or both, such action within the time limit set shall void the special exception.