The tax system might soon be running on something more modern. Supposedly they are nearing the finish line on porting the whole stack to Java.
> One of the plan’s priorities is the retirement of the Business Master File by FY2027 and the Individual Master File by FY2028
But it's not at all clear whether there's funding available to execute this plan.
I mean, yes, it's been 15 years and now only about five remains (because these projects never meet deadlines, let's face it) so they are nearer the finish line ... but it's very far still.