Technical plans or maps in relation to protection zone
4.—(1)  Subject to paragraph (2), a person who carries out engineering works in the Marina Bay CST Area may, at the person’s request and upon payment of a fee of $42, be provided with a copy of any technical plans or maps relating to the common services tunnel, or any ancillary facility of the common services tunnel —
(a)that may be affected by the engineering works; or
(b)the safe and efficient operation and functionality of which may be affected by the engineering works.
(2)  The provision of any technical plans or maps under paragraph (1) is subject to the condition that the person —
(a)agrees to keep the technical plans or maps confidential; and
(b)executes a written undertaking (in the form determined by the CST Authority) to keep the technical plans or maps confidential.