By Av. Serkan Kara, Istanbul Bar No. 53770
Last updated: 14 June 2026
A spouse and minor children can acquire Turkish citizenship together with the main investor in a citizenship by investment (CBI) application, but family inclusion is governed by documentary status, not by a narrative add-on. Eligibility rests on the relationship proven through authenticated civil-status records under the Turkish Citizenship Law (Law No. 5901) and its implementing regulation, read together with the Turkish Civil Code (Law No. 4721) on marriage, parentage, custody, and minority. The family file moves cleanly only when those records line up with the investor’s qualifying investment before the application is filed.
Who can be included as family in a Turkish CBI application?
The investor’s spouse and dependent minor children can be included in the same CBI application and acquire citizenship alongside the principal investor. Inclusion follows the relationship recognised under the Turkish Civil Code (Law No. 4721) and proven by authenticated civil-status documents, not by declaration. Adult children, parents, and siblings are not standard dependents and generally require their own legal basis.
In practice the family unit that travels with the qualifying investment is built around the legally married spouse and children who are minors at the time of application. Stepchildren, adopted children, and children under sole or shared custody each carry a distinct evidentiary burden. Resolve the composition of the family file early, because adding or correcting a member after the investment is locked creates pressure that a strong file avoids.
What law governs family inclusion in Turkish citizenship by investment?
Turkish citizenship by investment runs on the Turkish Citizenship Law (Law No. 5901) and its implementing regulation, which set the investment routes and the rules for including a spouse and minor children. Family relationships themselves are defined by the Turkish Civil Code (Law No. 4721), and cross-border records are assessed under Turkish private international law (Law No. 5718).
This layering matters. The investment side decides whether the file qualifies at all; the civil-law side decides who counts as spouse or dependent child and how a foreign marriage, birth, or custody order is recognised in Turkey. When a foreign civil-status document needs effect in Turkey, recognition and authentication questions arise under Law No. 5718, which is why family inclusion is a legal exercise rather than a clerical one.
How does the family inclusion process work step by step?
Family inclusion proceeds in a fixed sequence: map the family, gather and authenticate civil-status records, confirm the qualifying investment, then file the principal and family applications together so the unit moves as one file. Inclusion decisions belong at the start of the process, before transactional commitments harden, not after the investment path is fixed.
- Map the family. Identify the spouse, each minor child, and any stepchild, adopted child, or custody complication. Decide who will be included before choosing the investment route.
- Build the evidence set. Collect marriage, birth, custody, and identity records for every included person and plan the translation and authentication chain.
- Confirm the qualifying investment. Verify that the chosen route meets the threshold set by current regulation and that the documentation will withstand later audit.
- Resolve recognition issues. Address any foreign marriage, divorce, or custody order that must be recognised in Turkey under Law No. 5718 before filing.
- File as one unit. Submit the principal and dependent applications together so the family is assessed on a single, consistent record.
How long does it take to include family members?
Family inclusion runs on the same timeline as the principal CBI application when the records are prepared in parallel from the start. Delay comes almost entirely from documentary gaps: a missing apostille, an untranslated custody order, or a civil-status inconsistency that surfaces late and stalls the whole unit. Clean parallel preparation keeps the family file in step with the investor.
The investment qualification, residence permit step, and citizenship decision each have their own processing windows set by the authorities, and those windows shift. Rather than rely on a fixed duration, build the family evidence set before the investment closes so no dependent becomes the slow member of the file. Confirm current processing expectations at the filing date, because administrative timelines change.
Does adding family change the investment amount or cost basis?
Including a spouse and minor children does not require a separate qualifying investment for each person; the principal investor’s single qualifying investment supports the family inclusion. The cost difference is procedural rather than a multiplied investment threshold: added translation, authentication, and legal-preparation work for each included member, plus any state fees that apply per applicant.
The qualifying investment amount is set by regulation and has been revised more than once, so it must be confirmed against the rule in force on your filing date rather than treated as a fixed figure. What family inclusion does change is the documentary and legal workload, because each additional applicant adds civil-status records that must be consistent with the others. Budget for that preparation, and verify the current investment threshold and any per-applicant fees at the time of filing.
What documents are required to include a spouse and children?
Each included family member needs authenticated identity and relationship records: a marriage certificate for the spouse, birth certificates for the children, and custody, adoption, or stepchild documentation where the relationship is not a straightforward birth link. Every document needs consistent translation and apostille or consular legalization, with names and dates matching across the whole file.
- Marriage certificate proving the spousal relationship
- Birth certificates for each minor child
- Custody, guardianship, or parental-authority orders where relevant
- Adoption or stepchild documentation where the relationship is not by birth
- Valid passports and national civil-status documents for every included applicant
- Apostille or consular legalization chain, with certified Turkish translations
- Recognition documents for any foreign marriage, divorce, or custody order that must take effect in Turkey
A weak family file usually fails because a document is missing, inconsistent, or not properly authenticated, not because the relationship is genuinely in doubt. Link each included person to a clean, authenticated record before the investment path is locked.
Who counts as a dependent child for Turkish citizenship?
A dependent child for CBI purposes is a child who is a minor under Turkish law at the time of application and whose parentage or custody is documented and recognised. Dependency is an evidence question answered by civil-status records, not an assumption. Age, custody status, and parental authority all have to be settled before the investment route and filing calendar are fixed.
Edge cases drive most of the difficulty here. A child near the age threshold, a child under the sole custody of one parent, a child from a previous marriage, or an adopted child each requires documentation that proves the legal relationship cleanly. Where custody is shared or contested, the consent and authority position must be resolved first, because an unresolved family-law question can hold up the entire citizenship file.
What are the main risks in family inclusion files?
The dominant risk is treating family documents as something to fix later. Late corrections to civil-status records create inconsistency, delay, and avoidable pressure on the whole application, and some defects cannot be cured once the investment path is committed. The second risk is separating family planning from the investor’s wider mobility and residence goals.
Specific pressure points recur: marriage timing relative to the application, a child who ages out of dependency during the process, unrecognised foreign custody orders, mismatched names across translated documents, and broken apostille chains. A route that looks workable for the principal investor alone can become complicated once a spouse and children, and any later travel or residence objectives, are mapped in together. Coordinated evidence design at the outset prevents piecemeal repair under deadline pressure.
How does family inclusion compare to applying separately?
Including the family in the principal CBI application is generally cleaner and faster than separate later applications, because the unit is assessed on one consistent record built on a single qualifying investment. Applying separately later means a fresh evidentiary process for each person and the risk that a change in regulation or family status complicates inclusion that was straightforward at the outset.
| Factor | Family included in the principal application | Family added separately later |
|---|---|---|
| Qualifying investment | One investment supports the unit | Same investment, but inclusion reassessed later |
| Record consistency | Single coordinated file | Separate files, higher inconsistency risk |
| Timing exposure | Family moves with the investor | Exposed to age, status, and rule changes |
| Documentary workload | Planned once, in parallel | Repeated, often under deadline pressure |
For most investors with a spouse and minor children, building the family into the file from the start is the lower-risk path. Where a family member’s status is unsettled, resolve the underlying civil-law question before committing to the investment route.
How does Serka Law Firm structure a family CBI file?
Serka Law Firm builds the family inclusion file the same way it builds the investment file: as a documented action plan rather than a hopeful submission. We map the family unit, identify every record each member needs, plan the translation and authentication chain, resolve recognition questions under Turkish private international law, and coordinate the family file with the qualifying investment so the unit is filed as one consistent record.
Our work connects each included person to authenticated evidence, flags age, custody, and recognition risks before they can stall the application, and aligns the family strategy with the investor’s wider residence and mobility goals. Where a foreign marriage, divorce, or custody order needs effect in Turkey, we handle the recognition step before filing. The aim is a family file that moves cleanly with the investment, not one that becomes the reason a straightforward application turns complex.
Frequently asked questions
Can family documents be corrected later without affecting the file?
Sometimes a record can be corrected, but late fixes often create inconsistency and delay across the whole application, and some defects cannot be cured once the investment path is committed. Prepare and authenticate family documents at the start rather than relying on later repair.
Does each family member need a separate investment?
No. The principal investor’s single qualifying investment supports inclusion of the spouse and minor children. The added cost is documentary and procedural, not a multiplied investment threshold. Confirm the current investment amount and any per-applicant fees at the filing date.
Can foreign clients handle a family CBI file remotely?
In many cases, yes. A properly issued power of attorney, a clear document list, and a structured remote communication plan can reduce or remove the need to travel, although some steps may still require an in-person or notarised act.
When should legal review of family inclusion start?
Before the investment route is chosen. Early review lets civil-status gaps, age-threshold issues, and recognition questions be solved while they are still easy to fix, rather than after the investment has hardened and corrections become disruptive.
Request a confidential case assessment
If your citizenship by investment file includes a spouse or children, review the inclusion strategy before the investment path is locked. Request a confidential case assessment and we will map your family unit, identify the records each member needs, and align the family file with your qualifying investment.
Related practice areas: citizenship by investment, immigration and residence permits, family law and divorce cases, real estate and property acquisition, and deportation and exclusion order defense.
This article is general information about Turkish law and not legal advice. It does not create an attorney-client relationship, which forms only through a signed engagement. Investment thresholds, fees, and processing timelines are set by regulation and change; confirm the current requirements at your filing date with qualified counsel.
Related legal guides
- For related guidance, see our common CBI rejection causes and prevention.