Uk Budget 2025 Isa.  — with the uk autumn budget scheduled for 30 october 2025, our experts provide the latest insight on what it could mean for you and your money. The uk isa will be a £5,000 allowance in addition to the existing isa allowance.

 — a new ‘british isa’ has been announced in today’s spring budget in a bid to allow brits to invest more cash. The chancellor said he intends to reform the isa system and give.