Application of this Part
29. The provision of this Part shall apply to the storage of any dangerous substance within a harbour or harbour area ancillary to loading or unloading within that harbour or harbour area, except that regulations 30 and 31 shall not apply–
(a)where the Highly Flammable Liquids and Liquefied Petroleum Gases Regulations 1972(1) apply to that storage;
(b)in the case of petroleum-spirit, or any other substance to which the provisions of section 1 of the Petroleum (Consolidation) Act 1928 were applied by the Petroleum (Carbide of Calcium) Order 1929(2), the Petroleum (Mixtures) Order 1929(3) and the Petroleum (Liquid Methane) Order 1957(4), to the extent that the storage is regulated by or under the Petroleum (Consolidation) Act 1928.