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Italy Tessera Sanitaria for Foreigners: SSN Registration, Codice Fiscale, and Permesso

This article treats Italy Tessera Sanitaria for Foreigners: SSN Registration, Codice Fiscale, and Permesso as a decision file rather than a generic overview. It explains understanding the visa, residence, work-permit, renewal, and refusal issues behind Italy Tessera Sanitaria for Foreigners: SSN Registration, Codice Fiscale, and Permesso, then shows how to separate eligibility, sponsor or employer evidence, official forms, timing, refusal risk, and appeal or reapplication choices. The later sections connect what the tessera sanitaria is, tessera sanitaria vs codice fiscale, and tessera sanitaria vs ssn registration so the next step is easier to judge. Read it before an appointment, application, renewal, refusal response, or document request so the evidence file is built in the right order.

The confusion is understandable. A student may have private insurance for a visa but want SSN registration after arrival. A worker may have a contract but no physical permesso card yet. A family member may have a permesso receipt but no health card. An EU citizen may rely on an EHIC for temporary care but later need local registration. A person may receive a codice fiscale certificate and assume the tessera sanitaria will arrive automatically. Another may be told by ASL that the permesso, address, payment receipt, or tax code data is missing.

This guide explains the system in practical terms for foreigners. It covers what the tessera sanitaria is, how it relates to SSN registration, how the codice fiscale fits, what ASL does, why the permesso or receipt matters, the difference between mandatory and voluntary registration, what to do while waiting, how renewals work, and which mistakes cause delays. It is general health-administration information, not medical or legal advice. Because healthcare administration is affected by national rules, regional practice, local ASL processes, and individual immigration status, usually confirm the current requirements with official Ministry of Health, Agenzia Entrate, ASL, and immigration sources.

Direct answer

Foreigners in Italy receive a tessera sanitaria when they have the right to National Health Service services and the administrative record is correctly set up. The card depends on a valid codice fiscale and registration with the competent ASL. For foreign citizens, SSN registration may be mandatory, voluntary, temporary, or not available in the same way depending on nationality, residence status, work, study, family situation, EU coverage, and length of stay.

The physical card is not the starting point. The starting point is eligibility and registration. If you only have a codice fiscale, that does not automatically mean you are registered with the SSN. If you have a permesso receipt, that may be relevant evidence, but ASL still needs to process your health registration according to your category. If your card is delayed, expired, lost, or not delivered, you may still have rights or temporary documents, but you must clarify your status with ASL.

For most newcomers, the practical sequence is:

  1. Obtain or confirm the codice fiscale.
  2. Identify whether your SSN registration is mandatory, voluntary, temporary, or replaced by another coverage route.
  3. Contact the competent ASL for your residence/domicile.
  4. Submit identity, immigration, address, work/study/family/payment documents as required.
  5. Choose or confirm the doctor if applicable.
  6. Keep the ASL certificate or proof while waiting for the card.
  7. Update the file when your permesso, address, status, or registration period changes.

What the tessera sanitaria is

The tessera sanitaria, or Italian Health Insurance Card, is the personal document issued to people who have the right to services provided by the National Health Service. Official Agenzia Entrate guidance describes it as a document used when going to a doctor, buying medicine in a pharmacy, undergoing specialist checks, or making requests in the Italian health system. It also functions as proof of the codice fiscale in contexts where that is needed.

Modern cards may include a microchip as Tessera Sanitaria - Carta Nazionale dei Servizi (TS-CNS), which can be activated for access to certain public-administration online services. The back of the card can also function as the European Health Insurance Card side, known in Italy as TEAM, for eligible people when accessing necessary healthcare during temporary stays in other EU/EEA/Swiss contexts under applicable rules.

The card contains identifying data, but the card itself is not the legal source of every right. If the card is lost or delayed, your rights may still exist if your SSN registration is valid. If the card exists but your registration expired, the card may not solve the problem. The administrative file matters more than the plastic.

Tessera sanitaria vs codice fiscale

The codice fiscale is the tax identification code. The tessera sanitaria is the health card linked to healthcare entitlement and also displays the codice fiscale. The two are connected but not identical.

You can have a codice fiscale without having SSN coverage or a tessera sanitaria. For example, a foreign citizen may obtain a tax code for a property purchase, lease, university process, or bank account. That does not automatically register the person with the Italian health service.

You generally cannot receive a proper tessera sanitaria without a correctly assigned codice fiscale and SSN registration transmitted by ASL. Agenzia Entrate guidance states that the health card is issued only if the citizen has the tax code correctly assigned and recipients have registered at the competent ASL, which transmits data to the Health Card System.

This distinction prevents many mistakes:

Tessera sanitaria vs SSN registration

SSN registration is the underlying healthcare enrollment. The tessera sanitaria is evidence and a practical tool. Foreigners should therefore ask: "Am I registered with the SSN, and for what period?" not only "Where is my card?"

Registration may be tied to the duration of the residence permit or other entitlement. Official Agenzia Entrate guidance for foreign nationals notes that registration with the National Health Service is normally valid for the same period as the residence permit and that, on expiration, the citizen who obtained renewal must contact the competent ASL again to renew registration and request a new health card.

This is why foreigners sometimes have a card but later discover it no longer works. The card may have an expiration date, the SSN registration may depend on the permit, and ASL may need updated documents after renewal. A permesso renewal receipt can be important, but you should ask ASL what it needs to extend or renew your registration while the final card is pending.

Who handles what

Several institutions can appear in one case:

Knowing who does what prevents circular appointments. If your name or tax code is wrong, Agenzia Entrate may be the correction channel. If your SSN registration is missing, ASL is central. If your permesso status is unclear, immigration documents matter. If your card never arrives because of address data, residence/tax-register information may need correction.

Mandatory, voluntary, and alternative coverage

Foreigners do not all enter the SSN in the same way. Some categories may have mandatory SSN registration. Others may be able or required to use voluntary registration by paying an annual contribution. Some temporary visitors may rely on travel insurance, EHIC, S1, private insurance, or other arrangements depending on their status. People without regular stay may still have access to urgent or essential care under specific mechanisms such as STP.

The most important practical rule is: do not generalize from another foreigner's case unless their nationality, residence status, work/study status, family situation, and region match yours. A non-EU employee, an EU student, a posted worker, a retiree with S1, a short-term visitor, a freelancer, a family member, and a person pending regularization can have different routes.

Before going to ASL, identify your category:

Then ask for the document list for that category.

Documents usually requested

Requirements vary by ASL and status, but foreigners should prepare an organized file:

Bring originals and copies. Label digital files clearly if submitting online or by email. Do not rely on screenshots unless the ASL accepts them. A screenshot without full name, date, and issuing institution is weak evidence.

Address and ASL competence

ASL competence is territorial. The office that handles your registration usually depends on where you live or are domiciled. This creates a common newcomer issue: you need healthcare registration, but you are in temporary accommodation, staying with friends, in a hotel, or waiting for a lease.

Do not fake an address. Instead, ask ASL what evidence it accepts for your situation. Depending on the case, acceptable evidence may include residence registration, lease, declaration of hospitality, university accommodation certificate, employer accommodation letter, or other local documentation. Local practice can vary, so ask the competent ASL directly.

If you move, update your address and health file. Card delivery and doctor assignment depend on correct territorial data. A card sent to an old address can become a long, avoidable problem.

Permesso di soggiorno and receipts

For non-EU citizens, the permesso di soggiorno or its receipt often matters. The permit can establish the period or category of stay relevant to SSN registration. A renewal receipt may help continue registration while the final permit is pending, but ASL procedures can differ.

Carry:

If ASL says the receipt is insufficient, ask what exact document is required and whether temporary registration or extension is possible. Do not accept vague answers if a deadline is urgent; ask for the rule or checklist.

Provisional tax codes and regularization cases

Official Agenzia Entrate health-card guidance notes that ASL can use provisional tax codes in some foreign-citizen situations, including codes assigned following requests from Ministry of Interior channels such as SUI/Questura. It also explains that citizens pending regularization can be enrolled with a provisional numerical tax code by presenting the receipt of the regularization application, and that in such cases a substitute certificate may be issued rather than an automatic health card.

This matters because some foreigners think a non-standard or numerical code is useless. It may be usable in specific administrative contexts, but you need to understand whether it is provisional, whether it should later be replaced by a definitive code, and which office handles the transition.

Ask:

Keep every document showing the provisional code and the reason it was assigned.

Students

Students are one of the most confused groups because visa insurance, university enrollment, voluntary SSN registration, private insurance, and EHIC can overlap. A non-EU student may have private health insurance for visa purposes but later want voluntary SSN enrollment. An EU student may rely on an EHIC temporarily but need different arrangements if becoming resident. Universities often provide guidance, but students still need to complete the relevant health procedure.

Student checklist:

Ask the university international office:

Do not assume that a student card or university admission letter equals healthcare coverage.

Workers

Employees and certain self-employed workers may have stronger routes into mandatory SSN registration, but the administrative file still matters. A contract alone is not usually enough if identity, tax code, address, or residence documents are missing. Employers can provide declarations and payroll evidence, but ASL registration remains the key health step.

Worker checklist:

If you start work before the card arrives, ask ASL what temporary proof confirms coverage. If your employer uses an occupational doctor or private insurance, do not confuse that with SSN registration.

Freelancers and self-employed people

Self-employed foreigners need to show both identity/stay status and the basis for their healthcare registration. Depending on the situation, evidence may include VAT number, business registration, INPS enrollment, tax documents, invoices, or proof of contributions. If the route is voluntary rather than mandatory, payment proof may be required.

The risk for freelancers is inconsistency. A person may tell ASL they are self-employed, tell the bank they are a student, and tell immigration they are supported by family. If all are true at different times, document the timeline. If not, resolve the category before applying. Healthcare registration depends on the actual legal and work situation, not the label that seems most convenient.

Family members

Family members may be registered through their own entitlement or through family-related status depending on the case. Documents can include marriage certificates, birth certificates, family-status evidence, residence permits, dependent status, and translations. If family documents are issued abroad, check whether translation, legalization, or apostille is required.

For children, early registration is important for pediatric care and vaccinations. Bring birth certificate, passport, codice fiscale if already assigned, parent documents, residence evidence, and permit documents. If the child's surname or naming convention differs from the parent's, prepare an explanation and supporting documents.

Do not assume that one adult's tessera sanitaria automatically covers every family member. Each person may need their own record.

EU citizens, EHIC, and S1

EU citizens have additional complexity because temporary healthcare during a stay can involve the European Health Insurance Card from another member state, while residence in Italy may require different arrangements. Retirees, posted workers, students, cross-border workers, and family members may have distinct forms or rules such as S1 in some cases.

The key distinction is temporary stay versus residence and local registration. An EHIC is not a substitute for all healthcare needs if you move your ordinary residence to Italy. If you are transferring coverage from another EU/EEA/Swiss system, ask the competent institution in your country and the Italian ASL what document is required.

Keep:

Voluntary SSN registration

Some foreigners who are legally staying in Italy but not included in mandatory registration categories may be able to register voluntarily with the SSN by paying an annual flat-rate contribution. Official Agenzia Entrate guidance refers foreign citizens legally residing in Italy with permits longer than three months and not otherwise obliged to register to Ministry of Health information on voluntary registration.

Voluntary registration is not just buying a card. You must confirm eligibility, amount, payment method, period covered, ASL process, and renewal rules. A payment receipt without ASL registration may not be enough. Ask the ASL:

Keep the payment receipt permanently. It may be needed for renewal or dispute resolution.

Private insurance vs SSN

Private insurance and SSN registration are different. Private insurance may be required for a visa, useful for short stays, or necessary where SSN registration is not available. But private insurance may not provide the same access patterns as SSN, may require reimbursement claims, may exclude pre-existing conditions, and may not satisfy every administrative expectation after you settle.

Before relying only on private insurance, check:

Do not cancel private insurance until SSN registration is confirmed if you need continuous coverage.

While waiting for the card

If your ASL registration is complete but the card has not arrived, ask for an attestation, certificate, or substitute document showing your health entitlement. Providers may be able to use your codice fiscale, ASL certificate, prescription, or other proof depending on the service.

Carry:

If you pay upfront for care, keep receipts and ask how reimbursement or recording works. Do not assume every expense is reimbursable. Some services require referral, prescription, ticket payment, or specific pathways.

Choosing a doctor

SSN registration commonly involves choosing a medico di medicina generale, or general practitioner, and for children a pediatrician where applicable. The choice is local and subject to doctor availability. In areas with shortages, finding a doctor can be difficult.

Ask ASL:

Choosing a doctor is not just bureaucracy. It affects prescriptions, referrals, sick notes, chronic care, and continuity. Do it early rather than waiting until you are ill.

Expiration and renewal

For foreign citizens, the health card and SSN registration may be tied to the residence permit period. On permit renewal, you may need to return to ASL to renew SSN registration and request a new card. Do not wait until the card expires if your permit renewal is already underway.

Renewal checklist:

If your permit renewal is delayed, ask ASL how it handles renewal receipts. Keep proof that you submitted the permit renewal on time.

Lost, stolen, damaged, or incorrect card

If the card is lost, stolen, or damaged, request a duplicate through accepted channels. Official Agenzia guidance describes several request routes, including online, email/PEC, Agenzia Entrate offices, ASL, and Sistema Tessera Sanitaria depending on card type and access credentials. For lost or stolen cards, reporting to the competent authority may be required.

If the card contains incorrect personal data, ask Agenzia Entrate about correction with valid ID. Do not ignore errors. Incorrect name, surname, birth date, place of birth, gender, or tax code can affect healthcare, tax, banking, and identity records.

If the card expired but you need care, official guidance indicates that medical services can still be fixed in certain circumstances through prescriptions, but you should still renew the administrative record rather than relying on an expired card.

Delivery problems

The card is sent by ordinary mail to the address recorded in the relevant tax/residence data. Foreigners often miss the card because they moved, used a temporary address, did not update residence, or have mailbox name mismatch. If the surname on the mailbox differs from the card, delivery can fail.

Prevent delivery problems:

STP and urgent or essential care

Foreign citizens who do not comply with entry and stay rules may still have access to urgent or essential outpatient and hospital care, including continuous care for illness and accident, through specific mechanisms. Official Agenzia Entrate guidance refers to the STP card, Straniero Temporaneamente Presente, issued by ASL and valid for six months, renewable.

This is a sensitive area. STP is not the same as ordinary SSN registration or a standard tessera sanitaria. If you or someone you help needs urgent or essential care without regular stay, contact ASL, public health services, or qualified associations for current local guidance. Do not avoid necessary care because of uncertainty, but do not assume STP creates all ordinary resident rights.

Common delay reasons

Delays often come from administrative mismatch, not medical eligibility alone:

Use a checklist rather than repeatedly asking "where is my card?" Identify the missing link.

How to write to ASL

A useful message is short and document-based:

"I am a [nationality] citizen living at [address]. I request registration/renewal with the SSN under [category: employee/student/family member/voluntary registration/etc.]. I attach passport, codice fiscale, [permesso/receipt], [work or study document], address proof, and payment receipt if applicable. Please confirm whether any document is missing and whether I can receive a temporary certificate while waiting for the tessera sanitaria."

If you have a deadline:

"I need proof of health coverage for [university/employer/permit/medical appointment] by [date]. Please confirm which document can be issued while the card is pending."

Avoid long emotional narratives. The office needs category, documents, and requested action.

Regional variation

Italy's health system has national principles, but practical administration is regional and local. ASL procedures, appointment systems, accepted address evidence, doctor availability, and online services can differ. A person in Milan, Rome, Florence, Bologna, Naples, Palermo, or a smaller town may report different practical steps.

This does not mean the rules are random. It means you should use national sources to understand the framework and local ASL sources to execute the process. If a forum answer conflicts with your ASL's written checklist, verify before assuming the forum is right.

Health expenses and pharmacy use

The tessera sanitaria is used at pharmacies, doctors, specialist visits, and health-system interactions. Pharmacies may use the tax code for prescription and tax-deduction records. For services paid by the SSN, prescriptions and regional systems matter. For private services, the card may still identify you and record expenses, but reimbursement depends on the service and coverage.

Keep receipts for medical expenses, especially if you may file tax returns or insurance claims. Ask whether a prescription, referral, or booking through the SSN pathway is needed before specialist care. Private specialist appointments may be faster but can cost more and may not be reimbursed the same way.

Checklist before going to ASL

Before your ASL appointment:

What to do if refused

If ASL refuses registration, ask for the reason and the missing document. Distinguish:

If you believe the refusal is wrong, collect written guidance, contact a patronato, university office, employer, legal advisor, or qualified association, and compare with official Ministry/ASL information. Do not try to solve a refusal by changing facts on forms.

First 60 days plan

During the first week, clarify your health route. Are you relying on EHIC, private insurance, mandatory SSN, voluntary SSN, or another mechanism? Keep proof of current coverage.

During the second week, obtain or confirm your codice fiscale. Check spelling and birth data.

During the third week, contact ASL and get the exact document list for your category. If you are a student, coordinate with the university. If you are employed, ask HR for supporting documents.

During the fourth week, submit the file, pay any required voluntary contribution only through the correct method, and request temporary proof.

During the second month, follow up on card delivery, choose a doctor, update address, connect family members, and check whether any card or certificate expires with your permit.

This timeline may not match every local office, but it keeps you from waiting passively.

What not to do

Do not assume the codice fiscale alone gives healthcare coverage. Do not rely only on a visa insurance policy if your status requires or allows a different health registration after arrival. Do not use another person's health card. Do not invent an address. Do not ignore expiration dates. Do not submit forged translations or edited receipts. Do not pay voluntary contributions to a random account without checking the correct payment route. Do not wait for serious illness before clarifying coverage.

Administrative uncertainty is fixable. Fraud and identity misuse are much harder to repair.

Scenario guide: what to do in common cases

If you are a non-EU student arriving for university, begin by confirming whether your visa insurance is only for entry or whether you intend to enroll in the SSN. Ask the university which ASL handles students at your address and whether voluntary registration is recommended or required for your situation. Prepare passport, visa, permesso receipt, enrollment certificate, codice fiscale, address evidence, and payment receipt if voluntary registration applies. Ask for written proof of registration while waiting for the card.

If you are an EU student, do not assume your EHIC is enough for the whole period if you become resident or stay long-term. Ask both your home institution and the Italian ASL how your status should be handled. If you have S1 or another portable document, bring it. If you voluntarily register, confirm the amount, period, and doctor choice.

If you are a non-EU employee, coordinate with HR but do not wait passively for the employer to solve the card. HR can provide contracts and declarations; ASL still needs to register you. If the permesso is pending, bring the receipt and ask how the ASL handles coverage until the final permit is issued. Keep payslips once available because they can help prove your work category.

If you are a family member joining someone in Italy, prepare relationship evidence early. Marriage and birth certificates issued abroad may need translation, legalization, or apostille. If children need pediatric care, ask ASL how to register them even if adult paperwork is still moving. Do not assume one family member's card covers the whole household.

If you are retired or covered by another European system, ask about S1 or other coordination documents before moving. A retiree's route can differ from a worker's route, and mistakes can leave the person paying privately while waiting for forms.

If you are a short-term visitor, the tessera sanitaria may not be the relevant tool. You may need travel insurance, EHIC, private coverage, or emergency-care arrangements depending on your nationality and status. Do not try to force a resident registration process if you are not residing in Italy.

Evidence hierarchy for health registration

ASL staff need documents they can trust and process. Strong evidence usually has an issuing authority, full name, date, and clear purpose. Weak evidence creates delay.

Stronger evidence:

Weaker evidence:

If you have only weak evidence, explain why and ask what alternative is accepted. Do not submit altered documents to make them look stronger.

How voluntary registration payment can go wrong

Voluntary SSN registration can be confusing because applicants may focus on paying and forget that payment is only one part of registration. Problems arise when the applicant pays the wrong amount, uses the wrong payment reason, pays for the wrong year, pays before confirming eligibility, or cannot link the receipt to the ASL file.

Before paying, ask:

After paying:

If you paid incorrectly, ask ASL or the payment authority how to correct it. Do not assume a wrong payment automatically converts into coverage.

Continuity of care during permit renewal

Permit renewal delays are common. Healthcare registration can become stressful if the card expires while the permesso renewal is pending. The practical solution is to start early and document the renewal.

Before expiry:

If a provider says your card is expired, show the ASL certificate or renewal proof and ask how the service should be handled. If ASL has not extended the record, go back to ASL with the permit renewal receipt and category evidence.

Do not wait until a medical appointment fails. Renewal is an administrative maintenance task.

Pregnancy, chronic illness, and urgent continuity

People with ongoing medical needs should not treat health registration as a low-priority errand. Pregnancy, chronic illness, mental healthcare, disability support, cancer care, dialysis, diabetes, HIV treatment, anticoagulation, and long-term prescriptions require continuity.

Before moving or immediately after arrival:

The tessera sanitaria helps access, but clinical continuity also depends on records and doctor availability. If you need uninterrupted care, plan before arrival.

Tax deductions and "scontrino parlante"

The tessera sanitaria and codice fiscale are also used in pharmacy and medical-expense records. Pharmacies may issue a "scontrino parlante" showing the codice fiscale for tax purposes. Foreigners who later file Italian tax returns may need proper receipts for eligible medical expenses.

Do not confuse tax deductibility with health reimbursement. A pharmacy receipt with your codice fiscale may help tax records, while SSN reimbursement or ticket rules are separate. Private insurance claims are separate again. Keep documents organized by purpose:

If you are not yet tax resident or not filing in Italy, ask a tax advisor before assuming how medical expenses will be treated.

Online access, SPID, CIE, and TS-CNS

The TS-CNS version of the health card can support access to public-administration services once activated, but many services now use SPID, CIE, or CNS credentials. A foreigner may have a tessera sanitaria and still struggle to access online health records because digital identity, regional health portals, and activation steps differ.

Ask your ASL or region:

Do not assume the card's chip is active automatically. Activation may require codes or an office process.

Regional health portals and fascicolo sanitario elettronico

Italy has regional health services and electronic health records. The fascicolo sanitario elettronico and regional portals can be useful for prescriptions, reports, appointments, and doctor choice, but access rules can vary. New foreigners often have a valid card but cannot see records online because digital identity, regional enrollment, or data consent is incomplete.

If online access fails:

The online problem is not usually a healthcare-coverage problem. Separate access troubleshooting from registration status.

Moving between Italian regions

Moving from one region or ASL territory to another can require changing doctor and updating registration. Do not assume your previous ASL record automatically gives you seamless local access. Emergency care remains one thing; ordinary GP and local service access is another.

When moving:

People who move frequently, including students and temporary workers, should keep a portable health folder with certificates, prescriptions, and reports.

Dependants and mixed-status households

A household may include people with different health routes: an employed parent, a student spouse, an EU child, a non-EU dependant, or a relative with private insurance. Do not force everyone into one category without checking. Each person needs their own identity, tax code, and eligibility record.

Prepare a family matrix:

This simple matrix prevents missed renewals and helps when ASL asks for documents.

How to audit your own file

If your tessera sanitaria is delayed or not working, audit the chain:

  1. Is the codice fiscale officially assigned and correct?
  2. Is your name identical across passport, permit, ASL, and tax records?
  3. Are you eligible for mandatory or voluntary SSN registration?
  4. Did ASL actually register you, or only receive documents?
  5. Did ASL transmit data to the card system?
  6. Is your address correct for delivery?
  7. Is your permit or registration period current?
  8. Do you have temporary proof while waiting?
  9. Did you choose a doctor if required?
  10. Is a regional portal issue being mistaken for coverage failure?

Work through the list in order. It is faster than asking every office a broad question.

When to seek help

Seek help if:

Possible helpers include university international offices, employer HR, patronati, social workers, migrant-support associations, qualified lawyers, doctors, and ASL information desks. Use helpers to clarify the official route, not to bypass it.

Better questions to ask officials

Instead of asking "Can I get the tessera sanitaria?", ask:

Specific questions produce actionable answers.

People-first conclusion before action

For foreigners, the tessera sanitaria process is less about memorizing one national rule and more about correctly identifying your category, local ASL, and evidence chain. The people who succeed fastest are usually not those with the most documents, but those with the most coherent documents. A clean file explains who you are, why you are eligible, where you live, which period is covered, and which office must act next.

Bottom line

The tessera sanitaria is not a standalone prize you obtain by asking for a card. It is the visible output of a correct administrative chain: codice fiscale, eligible SSN route, ASL registration, correct address data, and renewal discipline. Foreigners should focus less on the card as an object and more on the status behind it.

If you are a newcomer, identify your category, use official sources, ask the competent ASL for its checklist, and keep temporary proof while waiting. If your situation changes, update the file. If the card is delayed, diagnose whether the problem is tax code, ASL registration, permit status, address, payment, or delivery. That approach is faster and safer than copying another foreigner's process without checking whether their status matches yours.

Official sources

Related guides

Batch 10 authority and next-step check

For Italian tessera sanitaria and SSN for foreigners, the useful decision is not one document in isolation. Compare identity, address, residence, tax, employment, health-cover and payment evidence against the institution that will actually review the file. Keep dated screenshots, application references and written replies together so a later reviewer can see what rule or request was current when you acted.

Official source baseline

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