San Marino aircraft registration process step-by-step

Registering an aircraft on the San Marino register (prefix T7) follows a set sequence: confirm eligibility, settle how the aircraft will operate, prepare documents before applying, complete registration, then keep meeting a set of obligations for as long as it stays registered. Gathering documents usually takes longer than the registry's processing.

1. Confirm eligibilityLink to this section#

Check first that the aircraft and the intended owner qualify. Registries commonly apply limits on the maximum take-off mass (MTOM) or age of aircraft they accept, and on who may hold legal title. San Marino's position on this: No weight limit and no set age limit apply, though applicants with aircraft over thirty years old are asked to inquire first with the Director General.?Civil Aviation Authority of the Republic of San Marino, CAP 01 | Registration of Aircraft (body pages Revision 25, 01 May 2026; Appendix 1 Revision 26, 01 August 2026)www.smar.aero · §1.2×Retrieved 2026-08-29Effective 2026-05-01Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

The regulatory regime the aircraft will sit under is also decided here, since it shapes every step after, from what airworthiness evidence is needed to what ongoing oversight applies. San Marino's regulatory status: San Marino applies its own ICAO-based Civil Aviation Regulations, recognizing EASA, FAA and other approvals rather than joining EASA.?San Marino Aircraft Registry (Civil Aviation Authority of the Republic of San Marino), 'Benefits' (with its Continuing Airworthiness overview page and CAP 01 §1.1)www.smar.aero×Retrieved 2026-08-29Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

2. Choose the operating categoryLink to this section#

Decide early whether the aircraft will fly purely privately or under commercial air operations. The two paths need different documentation and approvals, and converting a private registration to commercial later is considerably more work than deciding correctly up front. San Marino's position on this split: Private, corporate, aerial work and commercial air transport are all permitted, the last on an Air Operator Certificate (AOC) or Article 83bis.?Civil Aviation Authority of the Republic of San Marino, CAP 01 | Registration of Aircraft (body pages Revision 25, 01 May 2026; Appendix 1 Revision 26, 01 August 2026)www.smar.aero · §2.1×Retrieved 2026-08-29Effective 2026-05-01Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

3. Pre-application preparationLink to this section#

Assemble title evidence, deregistration confirmation from any prior register, and, if the aircraft is financed, the documentation a lender will expect. Where the Cape Town Convention applies, this commonly includes an Irrevocable De-Registration and Export Request Authorisation (IDERA), signed in advance so a named creditor can deregister and export the aircraft without the owner's further cooperation if the debt is not repaid. It gives financiers confidence in the enforceability of their security, which in turn affects the terms available. San Marino's Cape Town / IDERA position: Cape Town has applied since 1 January 2015, with self-help remedies, Alternative A insolvency and IDERA deregistration in five working days.?San Marino Aircraft Registry, 'Cape Town Convention' (with its 'IDERA Regulation' page and Mortgage FAQ), corroborated by UNIDROIT as treaty depositary, 'Declarations lodged by San Marino under the Cape Town Convention'www.smar.aero×Retrieved 2026-08-29Effective 2015-01-01Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

4. Article 83bis, if the aircraft is registered elsewhereLink to this section#

Article 83bis of the Chicago Convention lets the state of registry and the state of operation agree to transfer specified regulatory responsibilities (airworthiness, licensing, operational oversight) between them without changing the aircraft's nationality mark. This matters when an aircraft keeps its existing registration but will be operated elsewhere, or the reverse. San Marino's position on 83bis arrangements: Commercial operation under a foreign Air Operator Certificate (AOC) is allowed by Article 83bis agreement; the registry currently lists two, Lebanon and Saudi Arabia.?San Marino Aircraft Registry, 'ICAO 83bis Agreement' and 'Agreements' pages, with the CAA's 'List of Article 83bis Agreements', November 2020www.smar.aero×Retrieved 2026-08-29Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

5. Application and feesLink to this section#

The formal application, supported by the documents from the steps above, is filed with the registry. Its current fee position: A Certificate of Registration costs €630.00 above 5,700 kg, or €250.00 to €400.00 below it, and de-registration the same amount.?San Marino Aircraft Registry, 'Scheme of Fees', with the CAA's separate schedules for piston-engine and turbine-engine aircraft below 5,700 kgwww.smar.aero×Retrieved 2026-08-29Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information. Its timeline position: The registry publishes a registration timeframe of within seven days, and says it can deploy an inspector within 48 hours.?Aircraft which are in Storage, Parked or between Leases, San Marino Aircraft Registry (Civil Aviation Authority of the Republic of San Marino)www.smar.aero×Retrieved 2026-08-29Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

6. Mortgage or charge registration, if financedLink to this section#

Where financing is in place, the lender's mortgage or charge is registered as a distinct step, giving that security public priority and enforceability. San Marino's mortgage and charge position: Mortgages are registered with the authority for €550.00 above 5,700 kg, or €250.00 to €400.00 below it, and a mortgaged aircraft cannot be de-registered without the mortgagee's written consent.?San Marino Aircraft Registry, 'Mortgage' section and Mortgage FAQ, with its 'Benefits' page, CAP 01 Appendix 1, the Scheme of Fees, the CAA's fee schedules for aircraft below 5,700 kg, the registry's 'Cancelation of a Mortgaged Aircraft' page, and the governing statute, Republic of San Marino, Law no. 125 of 29 July 2014 (Law Reforming Civil Aviation), as amended by Delegated Decree no. 153 of 13 October 2015 and Delegated Decree no. 9 of 8 February 2016, official English texts published by the Civil Aviation Authority (articles 19, 41, 43, 44 and 48 quinquies)www.smar.aero · Mortgage: Registration of a Mortgage×Retrieved 2026-09-01Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

7. Certificate of registrationLink to this section#

Once satisfied, the registry issues the certificate of registration and the aircraft carries its San Marino marks. The aircraft is legally on the register from this point, and the obligations of staying registered run from here.

8. Post-registration obligationsLink to this section#

Registration brings obligations that continue. Continuing airworthiness must be actively managed for as long as the aircraft stays registered, typically through a Continuing Airworthiness Management Organisation (CAMO) that plans and tracks maintenance against the aircraft's approved basis. San Marino's CAMO requirement: Continuing airworthiness needs a Nominated Airworthiness Coordinator, an accepted CAMO or an approved CAR CAMO, depending on operation.?San Marino Aircraft Registry, 'Continuing Airworthiness, Overview' (with the Scheme of Fees)www.smar.aero×Retrieved 2026-08-29Open source ↗!Informational only, not legal, tax or financial advice. Contact a qualified professional for current information.

How long does registering an aircraft take?Link to this section#

The registry's published turnaround runs from the point its file is complete, not from the day an owner decides to move. Assembling title, airworthiness and financing papers is the part an owner controls, and on most applications it is the longer half of the calendar by a wide margin.

Do you have to be in San Marino to register an aircraft?Link to this section#

Not usually. Registration is normally filed by a local registration agent or law firm acting for the owner, so personal presence is rarely required. What the register does ask is who may hold title to an aircraft on it, which is the question a local structure is generally built to answer.

Does the register set weight or age limits?Link to this section#

Every register publishes its own answer and some set no limit at all. Where a limit does apply and a specific aircraft falls outside it, the choice is made for the owner before any fee comparison starts, so check this first.

Is an IDERA needed for an aircraft owned outright?Link to this section#

Usually not. An irrevocable deregistration and export request authorization exists to protect a creditor's security interest, so it belongs to financed aircraft. An owner buying without a lender should still read the register's own position, because the Cape Town framework is applied differently from state to state.

What obligations continue after the certificate issues?Link to this section#

Continuing airworthiness management is the main one, and it runs for as long as the aircraft stays on the register. Alongside it sit whatever license validation the register requires of the flight crew and the framework it applies to the aircraft's certification.

Who runs this process for an owner?Link to this section#

Registration agents and aviation lawyers file these applications every week and hold the title chain together. Read the cost guide for what each step costs, check timing with the registration timeline checker and the papers with the documents checklist generator, compare on the San Marino aircraft pillar, then ask a specialist.

Is this legal or tax advice?Link to this section#

No. The steps above are informational only, and every aircraft's path depends on its history, its financing and how it will be operated. Compare San Marino against Malta before committing to either.