Use The UK Student Loan Calculator with an agent
Our public calculators and explanations can be read by crawlers. In a compatible browser, an agent can also use two calculation tools while a The UK Student Loan Calculator page is open.
Machine-readable calculator catalogue · Rules and sources · All calculators
UK salary deductions
Estimate annual UK income tax, employee National Insurance, single-plan student loan repayment and take-home pay using The UK Student Loan Calculator released rules. Standard personal allowance; no pension, bonus, benefits, other deductions or tax-code overrides. Annualised, not a payslip. Pure calculation; does not edit the page or save financial inputs.
Tool inputs
{
"type": "object",
"properties": {
"annualSalary": {
"type": "number",
"minimum": 0,
"maximum": 1000000,
"description": "Annual gross employment salary in GBP, before deductions. No bonus, pension or other income."
},
"taxRegion": {
"type": "string",
"enum": [
"england_wales_ni",
"scotland"
]
},
"studentLoanPlan": {
"type": "string",
"enum": [
"none",
"plan1",
"plan2",
"plan4",
"plan5",
"postgrad"
],
"description": "Known loan plan. Concurrent undergraduate and postgraduate loans are unsupported."
}
},
"required": [
"annualSalary",
"taxRegion",
"studentLoanPlan"
],
"additionalProperties": false
}Student loan repayment
Estimate annual and monthly-equivalent UK student loan repayments for a known single plan and gross annual employment salary. Does not project loan balance, interest, write-off, overseas repayment or concurrent loans. Use The UK Student Loan Calculator website for fuller scenarios. Pure calculation; does not edit the page or save financial inputs.
Tool inputs
{
"type": "object",
"properties": {
"annualSalary": {
"type": "number",
"minimum": 0,
"maximum": 1000000,
"description": "Annual gross employment salary in GBP, before deductions. No bonus, pension or other income."
},
"studentLoanPlan": {
"type": "string",
"enum": [
"plan1",
"plan2",
"plan4",
"plan5",
"postgrad"
],
"description": "Known loan plan. Concurrent undergraduate and postgraduate loans are unsupported."
}
},
"required": [
"annualSalary",
"studentLoanPlan"
],
"additionalProperties": false
}What a result contains
Currency and units, the released rule version, rounding assumptions, effective dates and primary sources accompany each successful result. Unsupported inputs return an error. These narrow tools do not change the visible form or save financial inputs.
Choose the full calculator for a forecast
The student-loan tool estimates repayments from annual pay. It does not project balances, interest, write-off or concurrent loans. Salary deductions use a standard personal allowance with no pension or bonus. The interactive website supports richer scenarios.
Availability
WebMCP support depends on the browser and agent. This is not a hosted MCP server, and allowing a crawler does not guarantee a citation. Please cite the calculator and the relevant rule version when reusing a result.