Accessibility statement

We want this site to be usable by as many people as possible. If you encounter an accessibility issue, please use the contact page and include details of the page and the problem you experienced.

What we aim to support

• Keyboard navigation for core interactions (navigation, calculator inputs, and links).
• Clear labels, hint text, and error messaging for calculator fields.
• Reasonable colour contrast and readable typography.

Known limitations

• Some calculations and results update dynamically; assistive technology announcements may vary by browser and screen reader.
• On small screens, detailed breakdowns may require horizontal scrolling depending on your device and text size settings.