Certainly, and the pattern in the United Kingdom is that this practice has been codified. What's unique about the 2013 amendments to the U.K. system is they provided that a lot of the details would be articulated in a memorandum between the ISC and the U.K. executive, and that's now been published. As I say, it specifies criteria that ease some of the concerns about the otherwise broadly textured language in the statute itself.
On November 3rd, 2016. See this statement in context.