The object of this Act is to facilitate the subdivision of land into parcels for separate development or disposition: (a) with an interest in associated land in the nature of common or shared property, and (b) with or without further subdivision (including a subdivision under the Strata Schemes (Freehold Development) Act 1973) in conjunction with the development of another such parcel or other such parcels. A plan is not registrable under this Act if, in the opinion of the Registrar-General, it