Prime Minister Keir Starmer has unveiled a new Defence Investment Plan (DIP), but the initiative has quickly drawn criticism for a substantial funding gap and the necessity of deep cuts within the Ministry of Defence (MoD).

Despite an announced additional £15 billion over four years intended to bolster the Armed Forces and deter potential Russian aggression, the plan reportedly falls short. It has emerged that only £10.3 billion in savings have been identified, creating a £4.7 billion "black hole" that will need to be addressed by Andy Burnham in his upcoming Budget. Concurrently, the MoD is tasked with finding £10.7 billion in efficiency savings to help finance the package.

Furthermore, the plan does not set a definitive date for increasing defense spending to the widely accepted minimum target of three percent of GDP. Defence Secretary Dan Jarvis acknowledged in a statement to MPs that "We do need to do more. We will need to spend more on defence," indicating that further financial commitments might be considered at the next spending review, a decision that will again fall to Mr. Burnham.

The plan has faced immediate backlash from political opponents. Conservative leader Kemi Badenoch criticized the proposal as "barely half what... is needed, and well below what our allies are spending." She suggested that benefits should be reduced to reallocate funds to the Armed Forces, asserting that the current plan puts service personnel at risk.

Critics have also pointed to potential ripple effects across other government departments. Approximately one percent of capital budgets from other ministries are being redirected to the DIP, including an additional £700 million from road projects and £2 billion from Net Zero initiatives. This has already led to public protests from figures like Foreign Office minister Hamish Falconer and Ed Miliband, who have voiced concerns about cuts to schemes in their constituencies and their respective policy areas.

The new package prioritizes £5 billion for drone technology but involves cuts to conventional forces, including destroyers. Defense spending is projected to rise to 2.68 percent of GDP by 2030, an increase from the current 2.3 percent in 2024. However, Tory defense spokesman James Cartlidge argued that much of the planned capability will not be operational until the 2030s, while the current threat landscape demands immediate readiness.

The funding shortfalls and associated pressures have been a source of internal dissent, contributing to recent resignations from within the government, including former defence secretary John Healey and Armed Forces minister Al Carns. Healey previously stated that the Prime Minister was "unable" and Chancellor Rachel Reeves "unwilling" to adequately fund defense. Chief of the Defence Staff Air Chief Marshal Sir Richard Knighton reportedly expressed alarm over the £4.7 billion deficit, instructing ministers not to claim his support for the plan.

General Sir Richard Barrons, involved in Labour's 2025 strategic defense review, expressed concern that the current plan will not resolve the underlying funding issues, noting that the UK is falling behind both allies and adversaries, and that the U.S. may no longer be able to guarantee European security unilaterally.

Despite these criticisms, Jarvis stated that Mr. Burnham had been consulted on the plans and is committed to ensuring adequate resources for national defense. However, Mr. Burnham is now tasked with finding the immediate £4.7 billion and addressing demands for further increases to the defense budget.