Surplus Rebate
Calculate a surplus rebate using caller-supplied percentage and cap.
Description
A surplus rebate can be represented as a percentage of a prior liability subject to a maximum payment.
A surplus rebate can be represented as a percentage of a prior liability subject to a maximum payment. The uncapped value explains when the cap matters.1
Calculate a surplus rebate using caller-supplied percentage and cap.
When to use Surplus Rebate
Use this tool to calculate a surplus rebate using caller-supplied percentage and cap.
Choose the specific arithmetic or checklist scenario and establish its input amounts, dates, rates and criteria from the applicable records. Keep currencies, periods and jurisdictions consistent; review the tool-specific assumptions before interpreting the result.
How to use Surplus Rebate and understand its results
- Choose the specific arithmetic or checklist scenario and establish its input amounts, dates, rates and criteria from the applicable records. Keep currencies, periods and jurisdictions consistent; review the tool-specific assumptions before interpreting the result.
- Enter eligibleTaxLiability, rebatePercent, maximumRebate using the field table and calculation rules, then run the tool.
- Read uncappedRebate, rebateAmount. The explanation below defines the units, signs, ordering and any flags or placeholder values.
- If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.
| Input field | Meaning | Value type; see rules below | Requirement |
|---|---|---|---|
| eligibleTaxLiability | Eligible tax liability (currency) | number; minimum: 0 | Required |
| rebatePercent | Rebate percentage (%) | number; minimum: 0 | Required |
| maximumRebate | Maximum rebate (currency) | number; minimum: 0 | Required |
Supply nonnegative liability, rebate percentage and maximum in one currency. Read the uncapped estimate and capped rebate.
uncapped=liability×rebatePercent/100; rebate=min(uncapped,maximum) Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| uncappedRebate | Uncapped rebate (currency) | number; minimum: 0 |
| rebateAmount | Rebate amount (currency) | number; minimum: 0 |
{
"input": {
"eligibleTaxLiability": 2000,
"rebatePercent": 45,
"maximumRebate": 800
},
"output": {
"uncappedRebate": 900,
"rebateAmount": 800
}
}Limitations and assumptions
This does not establish residency, program eligibility, refundability or a currently available rebate program.
Numeric inputs must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors.
Alternative or Complementary methods
Use Circuit-Breaker Refund: Calculate a property-tax circuit-breaker refund using supplied threshold and cap. For a complementary task, use Refund Offset: Apply an expected refund against caller-supplied eligible debt amounts.
References
-
Surplus Rebate — tool.io
Similar or alternative tools
- Circuit-Breaker Refund
Calculate a property-tax circuit-breaker refund using supplied threshold and cap.
- Refund Offset
Apply an expected refund against caller-supplied eligible debt amounts.