We have some exciting news to share! The Motley Fool UK has now become The Twelfth Magpie -- an independent, UK-owned company, led by our long-serving UK management team — Mark Rogers, Chris Nials and Heather Adlington. In practical terms, it’s the same team you know, now fully focused on serving our UK readers and members.

Just as importantly, our approach remains unchanged: long-term, jargon-free, and on your side. This site is our new home, and there will be extra tweaks made across the coming few days as we settle in. So if anything looks a little off, please bear with us!

The content of this article was relevant at the time of publishing. Circumstances change continuously and caution should therefore be exercised when relying upon any content contained within this article.

How I’m using a Stock and Shares ISA to make £1m

This Fool thinks opening a Stocks and Shares ISA is one of the best financial decisions he can make. Here’s the investment strategy he uses.

You’re reading a free article with opinions that may differ from The Twelfth Magpie’s Premium Investing Services. Become a member today to get instant access to our top analyst recommendations, in-depth research, investing resources, and more. Learn more, and get a free 'Best Buy Now' stock!.

I happen to think that opening a Stocks and Shares ISA is one of the best financial decisions an investor can make. Stocks and Shares ISAs are operated like any traditional dealing account. The one key difference is that they come with added tax benefits.

Specifically, any income or capital gains an investor generates on assets held within one of these wrappers does not attract tax. Investors do not even need to declare ISAs on their tax return.

Should you buy Rolls Royce shares today?

Before you decide, please take a moment to review this report first. Despite ongoing uncertainties from US tariffs to global conflicts, Mark Rogers and his team believe many UK shares still trade at substantial discounts, offering savvy investors plenty of potential opportunities to learn about.

That’s why this could be an ideal time to secure this valuable research – Mark’s analysts have scoured the markets to reveal 5 of his favourite long-term ‘Buys’. Please, don’t make any big decisions before seeing them.

And with the annual ISA allowance set at £20k, I think there’s little if any reason for an investor to open a traditional dealing account. Why pay the extra tax when you don’t need to?

Stocks and shares ISA benefits

Without tax obligations, it is possible to build wealth at a faster rate. For example, a higher-rate taxpayer will have to pay a tax rate of 32.5% on dividends and 20% on capital gains. That means for every £100 of income, £32.50p will go to the taxman. 

Roughly speaking, this suggests a third of any income an investor receives on assets owned outside of a Stocks and Shares ISA will disappear. For example, the FTSE All-Share currently supports a dividend yield of around 4%. My figures suggest this falls to 2.7% after-tax. 

Over the long term, this could have a massive impact on returns. An investment of £1,000 growing at a rate of 4% per annum could become £4,940 after 40 years of saving, according to my numbers. However, the same investment of £1,000, growing at a rate of 2.7% per annum would be worth just £2,941 after four decades. That’s a difference of £1,999. 

Investing for the future

I think these pictures illustrate precisely why an investor would benefit from using a Stocks and Shares ISA. 

Choosing the right investments is the next part. I’m using a combination of high-quality blue-chip stocks, active investment funds and passive trackers to provide the best combination of income and growth. 

Consumer goods giant Unilever and insurer Admiral feature in my blue-chip portfolio. I believe these companies have substantial competitive advantages that should allow them to provide impressive returns for shareholders in the medium term. 

At the same time, I own the Mercantile Investment Trust. This gives me exposure to a broad selection of mid-cap stocks. These can produce higher capital returns than blue-chips in the long run. 

Finally, I own a FTSE All-Share index tracker. This fund is designed to replicate the underlying index. There are benefits and drawbacks to this approach, but overall, I think the passive tracker fund is a great way to replicate the performance of the index with low costs. 

Long-term growth

I think the combination of investments above can provide an 8% to 10% annual return in the long run. Based on this projection, I reckon it will take me just 17 years to build million-pound Stocks and Shares ISA. That’s assuming I use up the £20k ISA allowance every year. 

Rupert Hargreaves owns shares in Mercantile Inv Trust, Admiral Group and Unilever. The Motley Fool UK has recommended Admiral Group and Unilever. Views expressed on the companies mentioned in this article are those of the writer and therefore may differ from the official recommendations we make in our subscription services such as Share Advisor, Hidden Winners and Pro. Here at The Motley Fool we believe that considering a diverse range of insights makes us better investors.

More on Investing Articles

Close-up as a woman counts out modern British banknotes.
Investing Articles

How to buy growth stocks at below-market prices

Don’t want to pay market prices for growth stocks? Here's a sneaky strategy investors can use to get deals at…

Read more »

CEO Mark Zuckerberg at F8 2019 event
Investing Articles

Are Meta shares at the start of a comeback?

Shares in Meta Platforms have been held back by the firm’s high-risk approach to AI. But is this the moment…

Read more »

UK financial background: share prices and stock graph overlaid on an image of the Union Jack
Investing Articles

With dividend yields averaging above 7%, are these 2 UK shares worth considering?

Muhammad Cheema looks at two UK shares: ITV and Legal & General. With yields of 6.1% and 8.1%, should investors…

Read more »

Close-up as a woman counts out modern British banknotes.
Investing Articles

How much do you need to invest in dividend stocks to be able to retire?

Some 77% of people in the UK won't have enough income to manage a moderate retirement. Here’s how dividend stocks…

Read more »

Abstract bull climbing indicators on stock chart
Investing Articles

FTSE 250 stock CMC’s shares have rocketed 51%! What’s going on?

CMC Markets' shares have surged by double-digits today after a strong full-year trading update. Is the FTSE 250 company now…

Read more »

A row of satellite radars at night
Investing Articles

Will I buy SpaceX at £100 a share in my SIPP?

Ben McPoland is considering adding SpaceX stock to his SIPP on 12 June. Might this be a no-brainer buy-and-hold opportunity?

Read more »

Young brown woman delighted with what she sees on her screen
Investing Articles

Aberdeen shares are back in the FTSE 100 — is this turnaround stock just getting started?

Following its return to the FTSE 100, Andrew Mackie examines whether Aberdeen's shares could be on the cusp of a…

Read more »

Shot of an young mixed-race woman using her cellphone while out cycling through the city
Investing Articles

Down 65% with a 5.65% yield! Is this dividend share a once-in-a-decade buy? 

Harvey Jones says this dividend share is still posting decent profits at a challenging time. Its low valuation and high…

Read more »