About this tool
Calculate notice period values quickly with a simple, structured workflow.
The Notice Period Calculator models how notice and severance scale with length of service for four employment types — full-time, part-time, contract and executive — from your years worked and monthly salary. Full-time service accrues one month of notice per year served (up to a 24-month ceiling) and severance of two months' pay per year served (also capped at 24 months), part-time accrues notice at 60% of the full-time rate and severance at 75% of the full-time rate, both capped at 12 months, and contract and executive engagements are capped at six months' notice, with executive severance running to three months per year and a 36-month ceiling. These are the tool's own planning multipliers for comparing scenarios side by side, not a statement of any country's employment law: your actual entitlement comes from your signed contract and local statute, so read the contract and take advice from an employment lawyer before acting on a number here.
Open Notice Period Calculator on AltFTool — it loads instantly in your browser.
Under "Employment Details", pick the employment type: Full Time, Part Time, Contract or Executive.
Enter "Years Worked" (decimals accepted, e.g. 3.5) and "Monthly Salary", then press "Calculate Notice Period & Severance".
Read "Calculation Results": notice period in months, annual salary, severance pay with its share of annual salary, and any Compliance Notes for the service tiers crossed.
Part-time accrues at 60% of the full-time rate and contract work caps at six months, instead of applying one formula to everyone.
The months you owe and the pay you would receive are calculated from the same tenure figure, so you can see the whole exit cost at once.
Crossing five, ten, fifteen or twenty-four years surfaces a note about the enhanced tier that applies at that point in the model.
By your employment contract first, and by the statutory minimum in your jurisdiction where the contract offers less — a contract can generally improve on the legal minimum but not undercut it. Figures produced here are a planning model, not a legal entitlement, so check the notice clause in your appointment letter and confirm it against local law before you resign or serve notice.
It multiplies your monthly salary by an accrual rate that depends on employment type: two months of pay per year served for full-time to a 24-month cap, 1.5 per year for part-time to a 12-month cap, one per year for contract to six months, and three per year for executive to a 36-month cap. Real severance is set by contract, statute and any settlement you negotiate, and will often differ.
Very often yes — many contracts include a payment in lieu of notice clause letting either side end the notice early by paying the salary that would have been earned during it. Whether it is your right or your employer's discretion depends on the exact wording, so check whether the clause says the company may accept a buyout or that you may elect one.
In this model, yes — notice and severance both accrue with tenure, so six years of full-time service produces a larger figure on both than two years does. In practice the two are separate entitlements: notice is time you work or are paid for, severance is a separate sum, and some contracts grant one without the other.
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