Portuguese Acronyms Glossary
Essential abbreviations for navigating Portuguese bureaucracy. From immigration agencies to tax identifiers, this guide explains the acronyms every expat needs to know.
Quick Reference (46 terms)
Immigration & Residency (5)
Visas, permits, and immigration agencies
AIMA
Agência para a Integração, Migrações e Asilo
Agency for Integration, Migration and Asylum
Replaced SEF in October 2023; handles all visa applications, residence permits, and immigration documents. Primary contact point for foreign residents.
SEF
Serviço de Estrangeiros e Fronteiras
Foreigners and Borders Service
Former immigration agency (abolished 2023); still referenced in older documents. Responsibilities split between AIMA, GNR, PSP, and IRN.
IRN
Instituto dos Registos e do Notariado
Institute of Registries and Notary
Issues Portuguese citizen cards, passports, and handles residence permit renewals.
CRUE
Certificado de Registo de Cidadão da UE
EU Citizen Registration Certificate
Registration document for EU/EEA/Swiss citizens residing in Portugal. Establishes legal residency rights without visa requirements.
CNAI
Centro Nacional de Apoio à Integração de Migrantes
National Immigrant Support Centre
Provides integration support services, information, and assistance to foreign nationals adapting to Portuguese systems.
Taxation & Finance (9)
Taxes, tax authority, and financial obligations
NIF
Número de Identificação Fiscal
Tax Identification Number
Nine-digit personal tax number required for employment, renting, banking, utilities, and all financial transactions. First document to obtain when moving to Portugal.
AT
Autoridade Tributária e Aduaneira
Tax and Customs Authority
National tax authority, commonly called 'Finanças.' Manages all tax collection, audits, and compliance. Portal das Finanças is the online platform for tax declarations.
IRS
Imposto sobre o Rendimento das Pessoas Singulares
Personal Income Tax
Progressive tax on worldwide income for residents, ranging from 14.5% to 48%. Annual filing required between April-June for previous calendar year.
IVA
Imposto sobre o Valor Acrescentado
Value Added Tax
Standard rate is 23% (reduced rates: 13% intermediate, 6% basic). Charged on most goods and services.
IRC
Imposto sobre o Rendimento das Pessoas Coletivas
Corporate Income Tax
Standard corporate tax rate is 21%. Applies to companies and self-employed individuals under organized accounting regimes.
IMT
Imposto Municipal sobre as Transmissões Onerosas de Imóveis
Municipal Property Transfer Tax
One-time tax on property purchases, ranging 0-8% based on property value and type. Must be paid before property registration.
IMI
Imposto Municipal sobre Imóveis
Municipal Property Tax
Annual property tax paid by owners, typically 0.3-0.8% of tax registration value. Due each spring for previous year.
IS
Imposto do Selo
Stamp Duty
Applies to contracts, loans, and certain transactions (typically 0.8%). Often paid simultaneously with IMT during property purchases.
IUC
Imposto Único de Circulação
Single Circulation Tax
Annual vehicle tax based on engine displacement and emissions. Mandatory for all registered vehicles; payment due by March 31 each year.
Healthcare (9)
Health system, insurance, and medical services
SNS
Serviço Nacional de Saúde
National Health Service
Universal public healthcare system providing free or low-cost medical care to all legal residents. Covers primary care, hospitals, emergencies, and maternity services.
NNS
Número de Utente do SNS
SNS User Number
Personal health number required to access public healthcare services, schedule appointments, and obtain prescriptions. Assigned at local health centers.
ADSE
Assistência na Doença aos Servidores do Estado
State Servants' Disease Assistance
Health insurance subsystem for public sector employees. Provides supplementary coverage and faster access to private providers alongside SNS.
SAD
Serviço de Assistência a Doentes
Patient Assistance Service
Healthcare subsystem for military personnel and their families. Offers enhanced coverage similar to ADSE.
ERS
Entidade Reguladora da Saúde
Health Regulatory Entity
Independent public body overseeing quality and regulation of all healthcare providers. Handles patient complaints and system oversight.
EHIC
European Health Insurance Card
European Health Insurance Card
Allows EU/EEA citizens temporary access to SNS services during stays in Portugal. Not a substitute for residency-based healthcare coverage.
SNS24
Serviço Nacional de Saúde 24
National Health Service 24
24/7 medical helpline and telehealth service for triage, advice, and referral into the SNS, reachable via phone (808 24 24 24) or app.
INSA
Instituto Nacional de Saúde Doutor Ricardo Jorge
National Health Institute Dr. Ricardo Jorge
National public health institute doing epidemiological surveillance, lab diagnostics, and health research; key role during infectious disease outbreaks.
INEM
Instituto Nacional de Emergência Médica
National Institute of Medical Emergency
In Continental Portugal, there are three major emergency medical services providers: the National Institute of Medical Emergencies (INEM (pronounced [iˈnɛm]), the fire departments, and the Portuguese Red Cross.INEM is the agency of the Portuguese Ministry of Health responsible for coordinating the Integrated Medical Emergency System (SIEM) of Continental Portugal, and directly providing some of its emergency medical services.
Law Enforcement (3)
Police forces and public safety
PSP
Polícia de Segurança Pública
Public Security Police
Urban police force operating in cities and towns. Handles general law enforcement, traffic control in urban areas, and public order. Wear dark blue uniforms.
GNR
Guarda Nacional Republicana
National Republican Guard
Rural police and military force patrolling countryside, highways, and smaller municipalities. Responsible for border control (post-SEF) and highway traffic enforcement. Wear green uniforms.
PJ
Polícia Judiciária
Judiciary Police
Criminal investigation police handling serious crimes (fraud, organized crime, homicide). Equivalent to FBI or serious crimes unit.
Public Services (5)
Government services and citizen support
CTT
Correios, Telégrafos e Telefones
Post, Telegraph and Telephone
National postal service provider. Handles mail, parcels, banking services (CTT Bank), and bill payments. Extensive branch network throughout Portugal.
IAPMEI
Agência para a Competitividade e Inovação
Agency for Competitiveness and Innovation
Supports business development, entrepreneurship, and innovation. Critical resource for D2 visa applicants starting businesses in Portugal.
AMA
Agência para a Modernização Administrativa
Agency for Administrative Modernization
Oversees digital transformation of public services. Manages online portals and electronic government initiatives.
IPMA
Instituto Português do Mar e da Atmosfera
Portuguese Institute for Sea and Atmosphere
National meteorological and sea agency; issues weather forecasts, marine warnings, and seismic alerts used by civil protection and media.
LBP
Liga dos Bombeiros Portugueses
Portuguese Firefighters' League
The LBP is Portugal's national confederation of volunteer and professional fire brigades, representing firefighters' interests and coordinating emergency response services nationwide. It advocates for firefighter welfare and safety standards
Banking & Utilities (4)
Banking, payments, and utility services
IBAN
International Bank Account Number
International Bank Account Number
Standardized bank account identifier (PT50 XXXX...). Required for all financial transactions, salary deposits, and automatic payments.
MB
Multibanco
Multibanco
Interbank network and ATM system. Multibanco machines allow withdrawals, bill payments, tax payments, and government service transactions. Ubiquitous across Portugal.
DD
Débito Direto
Direct Debit
Automatic payment system for recurring bills (utilities, insurance). Requires IBAN authorization. Most Portuguese residents pay bills via direct debit.
CE
Certificado Energético
Energy Certificate
Mandatory energy efficiency rating for properties (A+ to F). Required for property sales or rentals. Valid for 10 years from issuance date.
Transportation (4)
Public transport and road infrastructure
CP
Caminhos de Ferro Portugueses
Portuguese Railways
State-owned train operator managing national rail network. Connects major cities and provides suburban services. Essential for intercity travel.
EMEL
Empresa Municipal de Mobilidade e Estacionamento de Lisboa
Lisbon Mobility and Parking Company
Manages street parking and mobility in Lisbon. Operates parking meters, enforcement, and urban mobility initiatives.
IP
Itinerário Principal
Main Route
National road designation for major non-highway routes. Generally free but may have lower speed limits and pass through towns.
IP
Infraestruturas de Portugal
Infrastructure of Portugal
State-owned company managing Portugal's road and rail infrastructure. Responsible for maintenance, safety, and operations of national railways and major roads.
Government Services (1)
Government services and citizen support
ANEPC
Autoridade Nacional de Emergência e Proteção Civil
The National Authority for Emergency and Civil Protection
ANEPC is Portugal's central agency under the Ministry of Internal Affairs, responsible for planning, coordinating, and executing national policies for emergency response and civil protection.
Legal & Administrative (3)
Business structures and legal entities
NIPC
Número de Identificação de Pessoa Coletiva
Collective Person Identification Number
Company tax identification number. Equivalent to NIF for legal entities. Required for business registration, invoicing, and corporate tax filings.
LDA
Limitada
Limited (Liability Company)
Designation for private limited companies (e.g., 'Nome da Empresa, LDA'). Equivalent to 'Ltd.' Minimum capital requirement is €1.
SA
Sociedade Anónima
Anonymous Society (Public Limited Company)
Public limited company designation for larger corporations. Requires minimum share capital of €50,000 and more complex governance structures.