How the ISA scheme works for ISA managers? https://www.gov.uk/guidance/how-the-isa-scheme-works-for-isa-managers

Individual Savings Accounts managers’ guidance https://www.gov.uk/government/collections/isa-managers-guidance

Cash ISAs and connected accounts for ISA managers https://www.gov.uk/guidance/cash-isas-and-connected-accounts-for-isa-managers

Stocks and shares ISA investments for ISA managers https://www.gov.uk/guidance/stocks-and-shares-investments-for-isa-managers

Submitting returns of information for ISA managers https://www.gov.uk/guidance/returns-of-information-for-isa-managers

ISA audits by HMRC https://www.gov.uk/guidance/hmrc-inspections-of-isa-managers

Applications for ISA manager status https://www.gov.uk/guidance/apply-to-be-an-isa-manager

Tax-free savings newsletters https://www.gov.uk/government/collections/tax-free-savings-newsletters