The powers available to HMRC to request information or documents from a third party (a Third Party Notice) where it is reasonably required by HMRC for checking the tax position of a taxpayer are generally well known. What is not so well known is the limited opportunities available to a third party who might wish to challenge the terms or scope of a Third Party Notice.

Parent company guarantees and performance bonds are typically used in the construction and engineering industries to provide a developer with some security in the event that the contractor breaches the building or engineering contract or, in some circumstances, upon the contractor's insolvency.

In the current economic climate, contractor default is, unfortunately, even more prevalent in the construction and engineering industries, and so the issues surrounding parent company guarantees and performance bonds are very much in focus for developers.

It is not uncommon for companies, often property related joint ventures or single purpose vehicles, to be incorporated abroad for tax reasons but carry on much of their business in Scotland or elsewhere in the U.K. This can result in difficulties when determining where to initiate insolvency proceedings.

In an important decision for commercial property landlords, the High Court in Prudential Assurance Co Ltd and Others v PRG Powerhouse Limited and Others has ruled that a CVA (defined below) cannot operate so as to prevent landlords from enforcing a parent company guarantee. The Court's decision however was reached on the basis that to determine otherwise would have been "unfairly prejudicial" to the landlords.