1. Stocks and shares ISA: Everyone in the UK aged 18 or over has an annual ISA allowance – it’s £20,000 for the 2024/2524 tax year.You can use all or part of this ISA allowance to invest in a type of account called a stocks & shares ISA (allowance of 20,000 annually). Here, you can invest in funds, bonds, and shares in individual companies. The idea is that you don’t pay dividend, capital gains or income tax on any gains or income from investments held in your stocks & shares ISA.2. Junior ISA: