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Holloway DaviesAccountants

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Copy the snippet for any calculator to embed it on your site. Embeds auto-resize via postMessage.

Salary & Dividend Optimiser

<iframe
  src="https://www.hollowaydavies.co.uk/embed/salary-dividend-optimiser"
  width="100%"
  height="620"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
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      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Take-Home Pay Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/take-home-pay-calculator"
  width="100%"
  height="540"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Dividend Tax Calculator 2026/27

<iframe
  src="https://www.hollowaydavies.co.uk/embed/dividend-tax-2026-27"
  width="100%"
  height="560"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Pension Contribution Optimiser

<iframe
  src="https://www.hollowaydavies.co.uk/embed/pension-contribution-optimiser"
  width="100%"
  height="560"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Mileage Reimbursement Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/mileage-claim"
  width="100%"
  height="620"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Associated Companies CT Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/associated-companies-ct"
  width="100%"
  height="560"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

R&D Tax Credit Estimator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/rd-tax-credit-estimator"
  width="100%"
  height="500"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Van & Equipment Capital Allowance Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/capital-allowances-vehicle"
  width="100%"
  height="640"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

VAT Scheme Comparator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/vat-scheme-comparator"
  width="100%"
  height="500"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

VAT Registration Threshold Checker

<iframe
  src="https://www.hollowaydavies.co.uk/embed/vat-threshold-checker"
  width="100%"
  height="560"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

BADR CGT Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/badr-cgt-calculator"
  width="100%"
  height="520"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Residential CGT 60-Day Reporting Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/cgt-60-day-reporter"
  width="100%"
  height="640"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Sole Trader vs Limited Company Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/sole-trader-vs-ltd"
  width="100%"
  height="640"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

CIS Subcontractor Deduction Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/cis-subcontractor-deduction"
  width="100%"
  height="560"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

P11D & Benefit in Kind Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/p11d-bik-calculator"
  width="100%"
  height="760"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

MTD ITSA Readiness Checker

<iframe
  src="https://www.hollowaydavies.co.uk/embed/mtd-itsa-readiness"
  width="100%"
  height="620"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Business Loan Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/business-loan-calculator"
  width="100%"
  height="620"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Asset Finance Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/asset-finance-calculator"
  width="100%"
  height="640"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

EOT Tax Saving Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/eot-tax-saving-calculator"
  width="100%"
  height="680"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>

Business Valuation Calculator

<iframe
  src="https://www.hollowaydavies.co.uk/embed/business-valuation-calculator"
  width="100%"
  height="620"
  frameborder="0"
  scrolling="no"
  loading="lazy"
  title="Holloway Davies calculator"
></iframe>
<script>
window.addEventListener("message", function(e) {
  if (e.data && e.data.type === "hd-embed-height" && typeof e.data.height === "number") {
    var frames = document.getElementsByTagName("iframe");
    for (var i = 0; i < frames.length; i++) {
      if (frames[i].contentWindow === e.source) {
        frames[i].height = e.data.height;
        break;
      }
    }
  }
});
</script>