Ship Mortgages And Proprietary Maritime Claims Under Nigerian Admiralty Law

Contributor: Anekwe Angela Ekene

Introduction

Maritime commerce is capital-intensive. Ships are high-value, mobile assets, and their acquisition, construction, maintenance, and operation often depend on external finance. The effectiveness of ship finance therefore depends not only on the validity of the underlying loan, but also on the lender’s ability to create, perfect and enforce security against the vessel. Nigerian law addresses these concerns principally through the Merchant Shipping Act 2007 (MSA), the Admiralty Jurisdiction Act 1991 (AJA) and the Admiralty Jurisdiction Procedure Rules 2023 (AJPR 2023).^[1]

The MSA establishes the statutory framework for creating, registering, prioritising, transferring, and discharging mortgages over Nigerian-registered ships and shares in ships. The AJA classifies a mortgage of a ship, a share in a ship or a ship’s freight as a proprietary maritime claim and permits the claim to be enforced in rem against the relevant property. The AJPR 2023 supplies the procedural machinery for arrest, custody, release, judicial sale and the determination of competing claims against the vessel or the proceeds of sale.

These regimes must be read together. A registered mortgage gives the lender a strong proprietary security interest, but it does not confer absolute priority over every claim connected with the vessel. Maritime liens and possessory claims may rank ahead of a mortgage, while court and Admiralty Marshal expenses arising from arrest and judicial sale are paid from the proceeds before distribution to substantive claimants. The mortgagee’s commercial position therefore depends on registration, the nature of competing maritime claims and the procedure adopted when enforcement becomes necessary.

This article examines the creation and legal effect of ship mortgages under Nigerian law, the classification of mortgage claims as proprietary maritime claims, the enforcement of mortgages through actions in rem and ship arrest, and the priority rules governing mortgages, maritime liens and other interests. It argues that ship-mortgage security in Nigeria is substantial but structured: registration protects the mortgagee against later competing mortgages, while admiralty law preserves superior claims that arise by operation of law.

The Nature And Creation Of Ship Mortgages

A ship mortgage is a proprietary security interest created over a vessel, or a share in a vessel, to secure repayment of a loan or other valuable consideration. Section 53 of the MSA provides that a Nigerian-registered ship, or a share in it, may be made security through a proper written instrument described by the Act as a mortgage.^[2] The AJA adopts a broad conception of a mortgage for admiralty purposes, extending to a hypothecation, pledge or charge on a ship or share, whether arising at law or in equity and whether created under Nigerian or foreign law.^[3]

Registration is central to the statutory scheme. When the mortgage instrument is produced to the Registrar at the ship’s port of registry, the mortgage is recorded in the register in the order in which it is presented. Priority between registered mortgages is then determined by the date on which each mortgage is recorded, rather than by the date on which the mortgage instrument was executed.^[4] A lender that executes first but registers later may therefore lose priority to an earlier-registered competing mortgage.

The Nigerian Ship Registration Office (NSRO), administered by the Nigerian Maritime Administration and Safety Agency (NIMASA), currently treats consent to mortgage and mortgage registration as registry services and prescribes documentary requirements for them.^[5] This administrative practice should be distinguished from the statutory rules in the MSA itself. The mortgage derives its legal character from the Act, while registration and compliance with applicable registry requirements protect the lender’s position in the Nigerian register.

Where the mortgagor is a company, a second registration regime applies under the Companies and Allied Matters Act 2020 (CAMA). Section 222 expressly includes a charge on a ship, aircraft or share in a ship among registrable company charges. It requires the prescribed particulars and instrument to be delivered to the Corporate Affairs Commission within 90 days of creation. Failure to register renders the charge void against the liquidator and the company’s creditors, without extinguishing the underlying repayment obligation.^[6]

Obligations Of The Mortgagor And Powers Of The Mortgagee

The MSA imposes an important disclosure duty on the mortgagor. Before executing the mortgage, the mortgagor must disclose in writing any maritime lien, prior mortgage or other liability affecting the ship of which the mortgagor is aware. Failure to disclose entitles the mortgagee, at its election, to treat the mortgage debt as immediately due and payable.^[7] The provision is particularly important because maritime liens may outrank the mortgage even though they do not depend on prior registration.

A registered mortgagee also receives significant statutory enforcement powers. Section 57 provides that the mortgage does not, merely by its creation, make the mortgagee the owner of the ship or cause the mortgagor to cease to be owner. Nevertheless, a registered mortgagee has power to dispose of the mortgaged ship or share and give an effective receipt for the purchase money. Where several mortgages are registered, a subsequent mortgagee cannot sell without the consent of every prior mortgagee unless a court of competent jurisdiction orders otherwise.^[8]

The mortgage itself may be transferred. Section 58 permits transfer of a registered mortgage and requires the Registrar, on production of the transfer instrument and the mortgage, to record the transferee as mortgagee. Section 55 removes a discharged mortgage from the register. The MSA also provides a procedure for an owner wishing to sell or mortgage a Nigerian ship outside Nigeria through a certificate issued for that purpose, subject to the statutory conditions governing the exercise of the authority.^[9]

The Nigerian Admiralty Framework

The Federal High Court exercises exclusive admiralty jurisdiction in Nigeria. Section 1 of the AJA extends that jurisdiction to questions concerning proprietary interests in ships and to the maritime claims listed in section 2. In contrast, section 19 makes the jurisdiction exclusive in admiralty causes and matters.^[10] The jurisdiction applies to ships regardless of the residence or domicile of their owners and to maritime claims wherever they arise, subject to the provisions of the Act.

The AJA divides maritime claims into proprietary maritime claims and general maritime claims. A proprietary maritime claim includes a claim relating to possession, title or ownership of a ship or share in a ship; a mortgage of a ship or share; a mortgage of a ship’s freight; disputes between co-owners concerning possession, ownership, operation or earnings; and claims for the enforcement of judgments against a ship or other property in admiralty proceedings in rem.^[11]

General maritime claims, by contrast, arise from the use, operation or service of the vessel and include claims for collision damage, cargo loss or damage, charterparty liabilities, salvage, towage, pilotage, supplies, repairs, port charges, insurance, crew wages and other maritime obligations specified in section 2(3) of the AJA. The distinction matters because the statutory conditions for proceeding in rem differ by class of maritime claim.

Proprietary Maritime Claims And Actions In Rem

The proprietary character of a mortgage claim distinguishes the security interest from the ordinary contractual debt the mortgage secures. The underlying loan may support an action in personam against the borrower, but the mortgage itself creates a proprietary claim connected with the vessel. Section 5(2) of the AJA permits an action in rem against the ship or other property in connection with a claim falling within section 2(2)(a), which includes ship-mortgage claims.^[12]

By comparison, many general maritime claims proceed in rem only where the ownership or control conditions in section 5(4) are satisfied. This distinction gives a mortgagee a direct statutory route against the mortgaged res, rather than requiring the lender to convert the default into another type of maritime claim.

The Supreme Court’s decision in Rhein Mass Und See GmbH v Rivway Lines Ltd remains useful in explaining the statutory nature of admiralty jurisdiction and the distinction between proceedings in rem and personal claims. The case reinforces the principle that the right to proceed against a vessel depends on the legal character of the claim and the statutory conditions governing the remedy; an ordinary debt cannot be converted into a maritime claim merely to obtain the advantages of arrest.^[13]

Enforcement Through Arrest And Judicial Sale

The AJPR 2023 permits a party who has commenced an action in rem to apply ex parte for a warrant of arrest where the ship or other property is within Nigerian territorial waters or is expected to arrive within three days. The Rules also provide accelerated procedures for hearing arrest applications and for the custody, preservation, release and sale of arrested property.^[14] For a mortgagee, arrest may preserve the value of a mobile asset and compel security while the substantive claim is determined.

Arrest is protective rather than punitive. In The Owners Of The MV Angara & Anor v Chrismatel Shipping Co Ltd, the Court of Appeal explained that arrest in an action in rem may provide security before judgment for the satisfaction of a maritime claim.^[15] Because ships may leave the jurisdiction rapidly, arrest gives practical effect to rights that might otherwise become difficult to enforce.

The 2023 Rules also altered the procedural landscape for claims connected with foreign court or arbitral proceedings. Order 7 Rule 8 permits an application for arrest in support of substantive proceedings commenced in a court outside Nigeria or in arbitration within or outside Nigeria without first commencing the substantive claim before the Federal High Court, subject to the safeguards prescribed by the Rules.^[16] This is an important development when contrasted with the historical position considered in Messrs NV Scheep v The MV ‘S Araz’ & Anor, where the Supreme Court rejected an attempt, under the legal regime then applicable, to invoke Nigerian admiralty jurisdiction merely to obtain security for a possible foreign arbitral award.

Where the vessel is judicially sold, the res is converted into a fund in court. The purchaser ordinarily obtains the vessel free from the mortgages, liens and other encumbrances extinguished by the forced sale. At the same time, the competing claimants assert their rights against the proceeds in the order recognised by law.^[17]

Priority Of Mortgages, Maritime Liens And Other Claims

The principal limitation on the priority of a ship mortgage is the existence of maritime liens. Section 66 of the MSA secures specified claims by maritime liens, including wages and other sums due to the master, officers and crew; the master’s disbursements; claims for loss of life or personal injury directly connected with the operation of the ship; salvage, wreck removal and contribution in general average; and port, canal, waterway and pilotage dues.^[18]

Section 67 gives those maritime liens priority over mortgages and preferential rights registered under the MSA or arising under bankruptcy or other law. Section 68 then governs the order among the liens themselves. The statutory scheme therefore rejects the assumption that registration places a mortgagee at the head of every claim against the ship.^[19]

Shipbuilders and ship repairers occupy a separate position. Under section 69, their possessory liens or rights of retention rank behind the statutory maritime liens but may rank ahead of registered mortgages and preferential rights. At the same time, the ship remains in their possession. The statutory protection is extinguished when possession is lost. In addition, section 70 provides that the maritime liens remain attached to the ship notwithstanding a change of ownership or registration, subject to the forced-sale provisions.^[20]

The consequences become particularly important upon judicial sale. Section 74 provides that a forced sale extinguishes mortgages, preferential rights, liens and other encumbrances except those assumed by the purchaser with the consent of the holders. Under section 75, the court first pays costs arising from arrest, sale and distribution, after which the balance is distributed among maritime lienholders, preferential-right holders and registered mortgagees according to the statutory scheme.^[21] The mortgage is therefore not ignored; its value is realised against the sale fund subject to claims that rank ahead of it.

The AJPR 2023 now contains a detailed order for determining priorities against an arrested ship or the proceeds of sale, including Admiralty Marshal expenses, maritime liens, possessory liens and mortgages.^[22] That procedural framework must, however, operate consistently with the superior statutory provisions of the MSA and AJA. To the extent that a rule of court appears to alter a priority fixed by primary legislation, the statute must prevail. This is especially relevant because commentators have identified tension between the detailed ranking in Order 17 of the AJPR 2023 and the MSA’s priority scheme.

For lenders, the practical implication is clear: mortgage due diligence cannot stop at confirming registration. A lender should investigate the vessel’s operational history, outstanding crew wages, salvage exposure, port dues, repairer possession and other matters capable of generating superior claims. Registration determines priority among mortgages, but it does not eliminate maritime liens that arise independently by operation of law.

Judicial Treatment Of Maritime Liens And Security

Nigerian admiralty decisions illustrate the special status of maritime claims attaching to the res. In Fernando & Ors v Owners Of MV Rhodesian Trader, the master and crew’s wage claims were recognised as enforceable maritime claims against the vessel. In The MV Kianan, the Court of Appeal treated the master’s disbursements on account of the ship as capable of supporting maritime enforcement.^[23] These categories now also appear expressly in the statutory lien scheme.

The case law also reinforces the need to distinguish maritime liens from statutory rights in rem. Maritime liens arise by operation of law when the event giving rise to the claim occurs and can follow the res, whereas many statutory in rem rights depend on satisfying the conditions imposed by the AJA. A mortgagee should therefore understand not merely whether another claimant has sued the ship, but the legal source and ranking of the competing security or lien.

The mobility of ships makes this classification commercially significant. A registered mortgage may appear secure on the face of the register, yet a later arrest may reveal superior lien claims that were not apparent from the registry record. The lender’s protection therefore rests on both formal perfection and substantive maritime due diligence.

Conclusion

Ship mortgages play a central role in financing maritime commerce in Nigeria. The MSA provides the statutory framework for their creation, registration, priority, transfer and discharge, while the AJA recognises ship-mortgage claims as proprietary maritime claims enforceable through proceedings in rem. The AJPR 2023 provides the procedural machinery for arrest, preservation, judicial sale and determination of competing claims.

sThe regime’s principal strength lies in combining public registration with direct admiralty enforcement. A properly registered mortgage gives the lender a recognised proprietary interest and determines priority against competing mortgages by reference to the register. That protection is nevertheless qualified by the superior position of maritime liens, possessory rights recognised by statute and the costs of arrest and judicial sale.

The Nigerian regime therefore creates structured rather than absolute priority. The commercial value of ship-mortgage security depends on accurate registration, compliance with company-charge requirements where applicable, careful investigation of unregistered maritime liabilities and efficient use of the Federal High Court’s admiralty procedures upon default. For lenders and shipowners alike, effective ship finance requires attention not only to the mortgage instrument, but also to the wider network of proprietary maritime claims capable of competing with it.

Reference

1. Merchant Shipping Act 2007, pt IV; Admiralty Jurisdiction Act 1991, ss 1, 2, 5 and 19; Admiralty Jurisdiction Procedure Rules 2023, SI No 88 of 2023. ↑
2. Merchant Shipping Act 2007, s 53. ↑
3. Admiralty Jurisdiction Act 1991, s 25, definition of ‘mortgage’. ↑
4. Merchant Shipping Act 2007, ss 53(2)-(3), 56. ↑
5. Nigerian Maritime Administration and Safety Agency, ‘Nigerian Maritime Administration and Safety Agency Ship Registration Office Services and Requirements’ <https://nimasa.gov.ng/what-we-do/ship-registration/nigerian-maritime-administration-and-safety-agency-ship-registration-office-services-and-requirements/> accessed 28 September 2026. ↑
6. Companies and Allied Matters Act 2020, s 222(1)-(2)(h). ↑
7. Merchant Shipping Act 2007, s 54. ↑
8. Ibid s 57. ↑
9. Ibid ss 55, 58, 60-61. ↑
10. Admiralty Jurisdiction Act 1991, ss 1, 3 and 19; Constitution of the Federal Republic of Nigeria 1999 (as amended), s 251(1)(g). ↑
11. Admiralty Jurisdiction Act 1991, s 2(2). ↑
12. Ibid s 5(2). ↑
13. Rhein Mass Und See GmbH v Rivway Lines Ltd (1998) 5 NWLR (Pt 549) 265 (SC). ↑
14. Admiralty Jurisdiction Procedure Rules 2023, Order 7 rr 1, 7; Order 9. ↑
15. The Owners of the MV Angara & Anor v Chrismatel Shipping Co Ltd (2001) 8 NWLR (Pt 716) 685 (CA). ↑
16. Admiralty Jurisdiction Procedure Rules 2023, Order 7 r 8; see also Messrs NV Scheep & Anor v The MV ‘S Araz’ & Anor (2000) 15 NWLR (Pt 691) 622 (SC). ↑
17. Merchant Shipping Act 2007, ss 74-76; Admiralty Jurisdiction Procedure Rules 2023, Orders 9 and 17. ↑
18. Merchant Shipping Act 2007, s 66. ↑
19. Ibid ss 67-68. ↑
20. Ibid ss 69-70. ↑
21. Ibid ss 74-75. ↑
22. Admiralty Jurisdiction Procedure Rules 2023, Order 17 r 1(2); Olaniwun Ajayi LP, ‘Nigerian Transport Industry 2023 Wrap Up’ (2024) 19 <https://www.olaniwunajayi.net/blog/wp-content/uploads/2024/03/TRANSPORT-WRAP-UP-REPORT-1.pdf> accessed 28 September 2026. ↑
23. Fernando & Ors v Owners of MV Rhodesian Trader [1980-1986] 2 NSC 339; The MV Kianan [1979] 1 NSC 462 (CA). ↑