Informational use
Results do not constitute financial, tax, legal, medical or professional advice and are not a guarantee of an outcome or offer from a provider.
Your inputs
You are responsible for checking that inputs, units, date ranges and assumptions match the decision you are evaluating.
Accuracy and availability
We test known examples and edge cases, but no calculator can represent every real-world fee, rule or circumstance. Verify material decisions with an appropriate professional or primary source.
Permitted use
You may use the public calculator interface for personal or business calculations. Automated extraction, republishing or presenting the site as your own service is not permitted without written approval.
Changes
These terms were last reviewed on 29 August 2026.