HM Government will formally initiate special administration proceedings for Thames Water under the Water Industry Act 1991 before June 30, 2026, following its court objection to the current rescue deal.

All four frameworks independently converge on SAO initiation as the most probable outcome, with confidence ranging 0.58–0.68 across traditions. The government’s formal court objection is the critical threshold event: Marxist analysis identifies it as foreclosing the low-visibility exit; institutionalist analysis quantifies it as a credibility commitment that raises transaction costs of all alternatives; Keynesian analysis frames it as the moment when private-sector stabilisers are confirmed absent; Austrian analysis identifies it as the point where bureaucratic-political process lacks sufficient time to discover a market alternative. The base rate from the Railtrack 2001 precedent — the only structurally comparable UK case — is approximately 0.60 (conditional on a government having formally objected to a court-supervised rescue: administration followed within weeks in that instance). The framework average of 0.6425 modestly exceeds this base rate, reflecting the tighter timeline and clearer legal mechanism in the Thames case. The downward adjustment to 0.64 reflects residual probability mass on: (a) a judicially-approved modified deal from back-channel negotiations, (b) intra-state procedural delay beyond June 30, and (c) Labour’s informal ideological resistance to formal nationalisation framing. The Austrian framework receives the lowest weight because its natural-monopoly blind spot is disqualifying in this sector and its primary contribution (interventionism ratchet) is captured by the other traditions at lower analytical cost.