How Much Can You Put in a Cash ISA in 2026/27? Limits Explained
The adult ISA allowance is £20,000 for 2026/27, shared across all ISAs. See how it applies to cash ISAs and the £12,000 cap from April 2027.
Household finances, country by country, backed by official sources.
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Regulated savings: rules, rates and limits
The adult ISA allowance is £20,000 for 2026/27, shared across all ISAs. See how it applies to cash ISAs and the £12,000 cap from April 2027.
Find out how much of your savings the FSCS protects: £120,000 per person per authorised firm from 1 December 2025, with worked examples.