Incoming Researchers

Recognition of foreign PhD degree

If you completed your PhD abroad it is mandatory to request its recognition in Portugal to comply with the Portuguese legislation concerning the recognition of foreign qualifications (regulated, since January 1st 2019, by the Decree-Law no. 66/2018; Normative Order no. 33/2019, of January 25th).

You may also request the recognition of your foreign PhD at the University of Lisbon Foreign Qualifications Service.


Application for working visa and residency

If you are a non-european union/european economic area national, please check the Diplomatic Portal of the Portuguese Ministry of Foreign Affairs  for guidelines on how to apply for a National Visa at the Consular Post of your residential area.

You will be applying under Article 90, Paragraph 1 (Law 23/2007, 4th of July): for a Residence Permit for Teaching, Highly Qualified or Cultural Activity.

The list of required documentation is available here.

You should then schedule a meeting at the consular post to submit the documentation and application.

If you are a european union/european economic area/switzerland citizen and intend to stay in Portugal for a period exceeding three months, please apply for your Registration Certificate for EU/EEA/Switzerland Citizen 


VAT and Taxes

VAT Number

Once in Portugal, you will have to register with the Tax Authorities to have a VAT Number (NIF). You will need it to sign the contract and carry out any official or legal activities in Portugal, such as renting a house, opening a bank account, signing a mobile phone contract, etc.

You may need to schedule a meeting at the Immigration and Borders Service (SEF). Please bear in mind the  Rights and Duties of a Residence Permit Holder

Phone | 808 202 653 / MOBILE | 808 962 690

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Full contacts information here.



If you have income in Portugal, you must file a personal income tax return (Declaração de IRS).

The annual personal income tax return is submitted typically between April 1st and June 30th of the following year (Ex: IRS of 2021 is submitted between April and June of 2022).

The submission is made online at the Tax and Customs Authority (Autoridade Tributária e Aduaneira, AT) Portal, accessed with your fiscal data (NIF and portal password). To obtain these data, you have to register here.

More information here.


(Indicative) Salary

Attention! The amounts in the table below are for reference only in 2023. The net amount received at the end of each month may vary, depending on each situation.

In the table below, three main salary levels are indicated, with all the taxes that apply and the net amount received per month (last column):


Gross salary (1)


Meal subsidy (2)


Personal income tax (3)

(20% flat rate)**

Social Security (4)

(11% flat rate)

ADSE (5)

(3,5% flat rate)***

Amount received monthly

Junior researcher €2.153,94 €114,94 €430,79 €263,93 €75,39 €1.525,77
Assistant researcher €3.230,21 €114,94 €646,04 €355,32 €113,06 €2.230,73
Principal researcher €3.644,34 €114,94 €728,87 €400,88 €127,55 €2.501,98
*In June and in November an extra salary is received (all the taxes referred to above apply. No meals subsidy), so you receive 14 salaries/year.
**Average flat rate (it changes according to each personal tax situation).
***Health Care System for Public Officers (optional).

Living and Accomodation

The cost of living in Portugal is considerably lower than in other European countries. For comparisons see

Look for a home/room and/or check costs:

The University of Lisbon also has two university residences (Residência Nossa Srª da Paz and Residência Egas Moniz) and 5 apartments to accommodate visiting professors and researchers.

To apply for one of the university residences, you have to fill in the online form available at the link Apply - Accommodation teatchers/investigators with your personal data. A Proof of Link Template available in the site has to be uploaded as well (contact your research centre in order to get this template filled in and signed).

Price Table for Accommodation at Residência Nossa Srª da Paz and Residência Egas Moniz    

Nights Individual Room Double Room
Up to 5 nights €22,00 €16,00
More than 5 nights €19,00 €14,00
Month €390,00 €288,00
Night(s) extended beyond months €16,00 €12,00

 Price Table for Accommodation at Apartamentos 3Is

Typology Capacity 7 Nigths 1 Month Daily rate
T0 1 person €175,00 €550,00 €30,00
T1 1 or 2 people €250,00 €700,00 €40,00
T3 4 people €500,00 €1.400,00 €75,00
T3 Individual Room €220,00 €600,00 €35,00
T3 Double Room €275,00 €750,00 €45,00
Note: Prices for the use of the room couch in any 3Is apartment: Daily 10,00 € Week 60,00 €; Month 175,00 €


More information here.



SASUL (Social Services of the University of Lisbon)

Edifício Cantina Velha, Cidade Universitária, Avenida Professor Gama Pinto

1600-192 LISBOA

+351 21 3611700

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