Calculators
Calculations based on the official tables in force. Free, no sign-up needed.
IMT when buying a property
How much tax you will pay on the purchase — with IMT (property transfer tax) plus stamp duty, and the IMT Jovem relief for young buyers.
Annual IMI
Your property’s IMI (annual property tax), with your municipality’s rate and the discount for dependants.
Property capital gains (IRS)
Sold a property? The capital gain with the official inflation adjustment, the 50% rule and the reinvestment exemption warnings.
IRS on rental income
Moderate-rent housing leases are taxed at just 10% until 2029. See how much IRS (personal income tax) you pay and how much you keep.
6% VAT on housing construction
Building work for housing sale or rental can pay 6% VAT instead of 23%. See how much you save and whether you meet the limits.
Capital gains on selling a company
Sold shares or quotas? The IRS due on the gain, with the 28% rate and the 50% reduction for unlisted micro and small companies.
Stock options / ESOP (Portuguese Startups Law)
Option gains taxed at an effective 14% (28% on half), only on sale. Simulate the tax impact of your ESOP plan.
Total cost of an employee
What an employee really costs the company: salary, social security, holiday and Christmas allowances, meal allowance and other costs.
Dismissal compensation
Compensation for collective dismissal, job extinction or unsuitability — 12 days per year of service, with the legal limits.
IRC payments on account
Your company’s three advance IRC (corporate income tax) payments, with the amount and deadline for each instalment.
Category B IRS — simplified regime
Self-employed? Your taxable income with the article 31 coefficients and the reduction for starting activity.
Segurança Social — self-employed workers
The quarterly Segurança Social (social security) contribution under the post-2019 regime: monthly average without brackets, 21.4% rate, exemptions and the voluntary ±25% adjustment.
All the calculators, side by side
| Tool | Estimated time | Who it is for |
|---|---|---|
| IMT when buying a property | 1 min | Anyone buying a home or commercial property |
| Annual IMI | 1 min | Property owners, by municipality |
| Property capital gains (IRS) | 2 min | Anyone who sold a property during the year |
| IRS on rental income | 1 min | Landlords of moderate-rent housing (up to €2,300/month) |
| 6% VAT on housing construction | 2 min | Anyone building or renovating housing to sell or let |
| Capital gains on selling a company | 2 min | Shareholders and investors selling company stakes |
| Stock options / ESOP (Portuguese Startups Law) | 1 min | Employees and founders with stock options in startups |
| Total cost of an employee | 2 min | Companies budgeting for a new hire |
| Dismissal compensation | 2 min | Employers and employees estimating the legal compensation |
| IRC payments on account | 2 min | Companies working out their three advance IRC payments |
| Category B IRS — simplified regime | 2-3 min | Self-employed workers and freelancers (recibos verdes) |
| Segurança Social — self-employed workers | 2 min | Self-employed workers working out the quarterly contribution |
All free, no sign-up needed. Times are indicative, based on the number of fields.