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A day that is not a Saturday, Sunday or public holiday.  In some cases a business day can also exclude RDOs (rostered day off).

A permit issued by a local authority which allows specified building work to be carried out.  Usually the responsibility of the builder to obtain.

A decentralised database used to maintain digital assets.  Originally developed as an accounting method for the virtual currency Bitcoin to show transactions on the network.  A block is the current part of the blockchain recording recent transactions and once completed goes into the blockchain as a permanent database.

Building works carried out by a landlord (generally at the landlord’s cost) that relate to structural and primary operational elements of a building including the building envelope and core, certain services (such as air-conditioning), risers, lifts, lobbies and entrance. The term is usually used in the context of leasing to distinguish between a tenant's fitout works and the works a landlord is carrying out.

The status of an individual who is insolvent.  The period of bankruptcy is limited, and during the period of bankruptcy the individual’s financial affairs are managed by the trustee in bankruptcy.

Building Information Modelling, known as BIM, is the creation of a digital 3D model of a facility. BIM models are increasingly used on new buildings and civil infrastructure projects to integrate multi-discipline contributions and information within a single model, that stimulates project and 3D lifecycle applications for analysis.

Where a plaintiff has claimed against two or more defendants, and the plaintiff does not succeed against the defendants, a court may order the unsuccessful defendant to pay the costs of the successful defendants where the unsuccessful defendant is found to be primarily liable.

Rules governing a strata scheme, including the behaviour of lot owners and their guests and use of the scheme's common property. In each state, legislation provides standard by-laws which can be varied by special resolution of the Owners' Corporation.

A list setting out each item of material or work required for construction and the type, cost per unit, estimated quantity and estimated total price of each item. The bill of quantities is usually prepared by a Quantity Surveyor.

A form of security provided by a Financier in favour of a Principal which operates as security for performance of the Contractor's contractual obligations, as a substitute for Retention. (See also Performance Bond)