How it works
First-tier distance = min(new distance, max(0, tier limit − prior distance)); remaining distance uses the second rate.
Input definitions
- New eligible miles or kilometres
- Enter the value in the labeled unit.
- Distance already claimed this year
- Enter the value in the labeled unit.
- First-tier annual distance limit
- Enter the value in the labeled unit.
- Reimbursement per unit: first tier
- Enter the value in the labeled unit.
- Reimbursement per unit: later tier
- Enter the value in the labeled unit.
A worked example
- New eligible miles or kilometres
- 1000
- Distance already claimed this year
- 9500
- First-tier annual distance limit
- 10000
- Reimbursement per unit: first tier
- 0.5
- Reimbursement per unit: later tier
- 0.25
Assumptions & limits
Planning arithmetic using your supplied amounts, rates and policy. Use one currency for all money inputs; results use 2 decimal places. No statutory entitlement, automatic tax rule, live exchange rate or provider quote is inferred.
Sources & review
Maintained by AnsRio. Methods and examples use automated checks; this does not imply independent professional certification.
Method updated 2026-10-17. Content checked against the stated method and examples. Our verification approach.
Common questions
Can I check the result before using it?
Compare the worked example with your inputs and use the stated method: First-tier distance = min(new distance, max(0, tier limit − prior distance)); remaining distance uses the second rate.. Confirm input units and boundary choices before relying on the result.
How does the Mileage reimbursement with tiers tool work?
First-tier distance = min(new distance, max(0, tier limit − prior distance)); remaining distance uses the second rate.
What are the assumptions and limits of Mileage reimbursement with tiers?
Planning arithmetic using your supplied amounts, rates and policy. Use one currency for all money inputs; results use 2 decimal places. No statutory entitlement, automatic tax rule, live exchange rate or provider quote is inferred.