Budget Responsibility and National Audit Bill [HL]

My Lords, of course the OBR should be cost-effective and efficient—there is no question about that—and the amendment seeks to increase the requirement for it to be so. However, in reality the amendment would not change in substance the requirement on the OBR because, if it was ever challenged on this point, the challenge would be subject to what it would have been reasonable for the OBR to have done. I agree with my noble friend that it would be nice if we could have more direct language here but I am advised that the amendment would make negligible difference. That is because if it was ever tested in a legal context—one hopes it will not be—the reasonableness of what the OBR had done would be encapsulated in the words ““aim to””. At the risk of the noble Lord, Lord Eatwell, jumping up again, I have to say that this is the same as the requirement on the National Audit Office, as set out in Part 2. It is not necessarily a good defence; I merely observe—