Let’s start with a distinction that trips up a surprising number of people, even some who work in the industry. A conventional mortgage is simply a mortgage that is not directly backed, insured, or subsidised by the government. In the Nigerian context, this means any mortgage that doesn’t come through the National Housing Fund (NHF), the Family Homes Fund, or another government programme. It’s a mortgage between a private lender and a private borrower, governed by market forces rather than government policy [1].

Think of it like the difference between taking a bus (government-subsidised transport) and hiring a private car. Both get you from A to B, but the private car costs more, might be faster, is more flexible about where it goes, and the driver sets the price based on what the market will bear. That’s your conventional mortgage: market-priced, market-driven, and market-regulated (through the CBN rather than through FMBN).

In Nigeria, conventional mortgages are provided by two main types of institutions: Primary Mortgage Banks (PMBs), which are specialist mortgage lenders licensed by the CBN, and commercial banks, which offer mortgage products alongside their broader banking services. As an IMBLN professional, you’ll work with both, and understanding their different approaches, appetites, and constraints is fundamental to serving your clients well [2].

6.2.1 Primary Mortgage Banks (PMBs)

PMBs are the backbone of Nigeria’s conventional mortgage market. These are specialised financial institutions licensed by the Central Bank of Nigeria specifically to provide mortgage finance. As of 2024, the CBN has licensed approximately 35 PMBs across Nigeria, though the number fluctuates as some merge, some lose their licences, and new ones are occasionally approved [3].

The CBN’s revised guidelines require PMBs to maintain a minimum capital base of N5 billion (national licence) or N2.5 billion (state licence). This capital requirement was significantly increased from earlier thresholds to ensure that PMBs have the financial muscle to provide meaningful mortgage finance. To put that in perspective, N5 billion is roughly USD 3.2 million at current exchange rates, which gives you a sense of both the scale and the limitations of these institutions [4].

PMBs are authorised to raise deposits from the public, originate mortgage loans, and access funding from the National Housing Fund (through FMBN) and the Nigeria Mortgage Refinance Company (NMRC). They’re the primary channel through which NHF loans reach borrowers, but they also originate conventional (non-NHF) mortgages at market rates.

6.2.2 Commercial Banks

Nigeria’s commercial banks are the 800-pound gorillas of the financial sector. With balance sheets that dwarf the PMBs, commercial banks have the capacity to be major mortgage lenders, and some have dedicated mortgage divisions or subsidiaries. Access Bank (through its AccessMortgage subsidiary), First Bank, Stanbic IBTC, and GTBank are among the banks with notable mortgage operations [5].

However, and this is important, commercial banks have historically been reluctant mortgage lenders. Why? Because they can make higher returns on shorter-term lending (trade finance, overdrafts, treasury bills) without tying up capital for 15-25 years. A bank that can earn 25% on a one-year trade finance facility has little incentive to lock into a 22% mortgage for 20 years, especially when the cost of funds is volatile and the legal framework for enforcement is cumbersome.

This is slowly changing, partly because of regulatory encouragement and partly because some banks see the long-term opportunity. But for now, PMBs remain the primary conventional mortgage originators, and IMBLN professionals should maintain strong relationships with both types of institutions.

6.2.3 The CBN’s Regulatory Role

The Central Bank of Nigeria sets the rules of the game for conventional mortgage lending. Its key interventions include:

• Licensing and capital requirements: Determining who can lend and how much capital they need
• Prudential guidelines: Setting rules on risk management, provisioning, and asset classification for mortgage portfolios
• Monetary Policy Rate (MPR): The benchmark rate that influences all lending rates in the economy. When the CBN raised the MPR from 11.5% to 27.5% between 2022 and 2024, conventional mortgage rates followed upward
• Consumer protection: Guidelines on disclosure, fair lending practices, and complaint resolution

Getting a conventional mortgage in Nigeria is not like picking something off a shelf. It’s more like applying for admission to a selective university: you need to meet multiple criteria, provide extensive documentation, and survive a rigorous evaluation process. As an IMBLN professional, you need to guide clients through this process and help them put their best foot forward.

6.3.1 Basic Eligibility Requirements

While specific requirements vary by lender, the standard eligibility criteria for a conventional mortgage in Nigeria include:

• Age: Typically 21-55 years at origination, with the loan term not extending beyond retirement age (usually 60 or 65)
• Income: Verifiable income sufficient to support the monthly repayment. Most lenders require that the monthly mortgage payment does not exceed 33% of gross monthly income (the front-end ratio we discussed in Lesson 4)
• Employment: At least 12-24 months of continuous employment or, for the self-employed, at least 2-3 years of business operation with audited accounts
• Credit history: A clean record with the Credit Bureau (no defaults, no bounced cheques, no court judgments). Nigeria’s credit reporting infrastructure has improved significantly, and lenders now routinely check CRC, FirstCentral, and CreditRegistry [6]
• Equity contribution: A minimum down payment, typically 20-30% of the property value for conventional mortgages
• Valid property title: The property must have a valid Certificate of Occupancy or equivalent title document

6.3.2 The Underwriting Process

Underwriting is where the lender decides whether to say yes, no, or maybe. Think of the underwriter as a detective: they’re looking for evidence that the borrower can and will repay the loan, and that the property provides adequate security if they don’t. Here’s the typical process:

1. Application and documentation: The borrower submits a formal application with all required documents: employment letter, salary slips (6-12 months), bank statements (6-12 months), tax clearance certificate, BVN, valid ID, and property documents.
2. Income verification: The lender verifies the borrower’s income directly with the employer and cross-references bank statements. For self-employed borrowers, audited financial statements and tax returns are required.
3. Credit check: The lender pulls the borrower’s credit report from one or more of the licensed credit bureaux. A history of late payments, defaults, or excessive indebtedness can be disqualifying.
4. Property valuation: A NIESV-registered estate surveyor conducts an independent valuation to determine the property’s market value. The loan amount is capped at a percentage of this value (the Loan-to-Value ratio).
5. Title verification: The lender’s solicitor conducts a title search to confirm the property has a clean title, free from encumbrances, litigation, or disputes.
6. Credit committee approval: The underwriter presents the case to the lender’s credit committee, which makes the final lending decision.
7. Offer letter: If approved, the lender issues a formal offer letter setting out all loan terms: amount, rate, tenor, repayment schedule, conditions precedent, and covenants.

6.3.3 Loan-to-Value (LTV) Ratios

The Loan-to-Value ratio is perhaps the single most important number in mortgage underwriting. It expresses the loan amount as a percentage of the property’s appraised value. A property worth N50 million with a N35 million mortgage has an LTV of 70%.

In Nigeria, conventional mortgage LTVs typically range from 65-80%, meaning borrowers need a down payment of at least 20-35%. This is more conservative than many international markets (US conventional mortgages can go up to 97% LTV with private mortgage insurance, and UK mortgages up to 95%). The conservatism reflects the higher risk environment: property values can be volatile, enforcement of security is slow, and there’s no private mortgage insurance market to cover the gap [7].

Think of LTV like the safety margin on a bridge. Engineers don’t build bridges that can barely support the expected load; they build in a margin of safety. A 70% LTV means that even if property values fall by 30%, the lender’s loan is still covered. In a volatile market like Nigeria, that margin is essential.

Interest rates are where conventional mortgages diverge most dramatically from government-backed schemes. While NHF loans carry a fixed 6% rate (a massive subsidy), conventional mortgage rates in Nigeria fluctuate with market conditions and have ranged from 18% to 30% in recent years. Understanding the different rate structures is critical for IMBLN professionals advising clients.

6.4.1 Fixed-Rate Mortgages

A fixed-rate mortgage locks in the interest rate for the entire loan term or for a defined initial period. The borrower’s monthly payment remains constant, making budgeting predictable. In Nigeria, truly fixed-rate conventional mortgages are rare and tend to be expensive. Why? Because lenders face enormous uncertainty about future funding costs. A bank that lends at a fixed 24% for 20 years is taking a massive risk if the cost of funds rises to 28% two years later.

When fixed rates are offered, they typically apply for a limited period (2-5 years) after which the loan converts to a variable rate. Some PMBs offer fixed-rate products linked to specific funding sources, but the tenor is usually shorter than true long-term fixed rates available in developed markets [8].

6.4.2 Variable (Floating) Rate Mortgages

This is the dominant structure in Nigeria’s conventional mortgage market. The interest rate is typically expressed as a margin above a benchmark rate, usually the CBN’s Monetary Policy Rate (MPR) or the lender’s own base rate. For example, a mortgage at ‘MPR + 8%’ would carry a rate of 35.5% if the MPR is at 27.5%.

The advantage for lenders is obvious: they pass interest rate risk to the borrower. The disadvantage for borrowers is equally obvious: payment unpredictability. When the CBN raised the MPR by 16 percentage points between 2022 and 2024, borrowers on variable-rate mortgages saw their payments increase substantially, in some cases doubling.

6.4.3 Hybrid Structures

Some Nigerian lenders offer hybrid products that provide a fixed rate for an initial period (typically 1-3 years) followed by a variable rate for the remainder. This gives borrowers some initial certainty while the lender maintains long-term flexibility. Think of it like renting a car with a fixed price for the first hour and a meter running after that: you know what you’re paying initially, but the longer the journey, the more uncertain the total cost.

A conventional mortgage isn’t a single event; it’s a relationship that spans years, sometimes decades. Understanding the full lifecycle helps IMBLN professionals anticipate issues and serve clients proactively.

6.5.1 Origination Phase

This covers everything from the client’s first enquiry to loan disbursement. It includes pre-qualification (an initial assessment of how much the borrower might qualify for), formal application, underwriting, approval, documentation (including the mortgage deed), perfection, and finally disbursement. In Nigeria, this phase can take anywhere from 8 weeks (for a straightforward NHF loan processed through a PMB) to 6-12 months (for a complex commercial mortgage requiring multiple approvals) [9].

6.5.2 Servicing Phase

Once the loan is disbursed, the servicing phase begins. This involves collecting monthly payments, maintaining the loan account, managing escrow accounts (if any), sending statements, processing insurance renewals, and handling any borrower queries or difficulties. In Nigeria, some PMBs service their own loans, while others outsource servicing to third-party servicers.

This is where IMBLN professionals add enormous value. A borrower who hits a rough patch financially needs someone who can help them navigate options: restructuring the loan, extending the tenor, switching from principal-and-interest to interest-only temporarily, or accessing hardship provisions. The IMBLN-certified professional is ideally positioned to mediate between borrower and lender [10].

6.5.3 Default and Recovery Phase

When borrowers fail to meet their payment obligations, the mortgage enters the default phase. Nigerian lenders typically follow a graduated approach:

1. 30-60 days arrears: Reminder notices and phone calls
2. 60-90 days arrears: Formal demand letter from the lender’s solicitors
3. 90-180 days arrears: Classification as non-performing; discussions about restructuring
4. 180+ days arrears: Commencement of enforcement proceedings (typically power of sale after proper notice)

The reality is that enforcement in Nigeria is slow and expensive. Court processes can take years, and even exercising the power of sale requires strict compliance with statutory procedures. This is one reason why Nigerian lenders are conservative with LTVs: they need a substantial margin because recovery, when it happens, often yields less than the outstanding debt [11].

6.5.4 Discharge Phase

When the borrower repays the loan in full (whether at maturity, through early repayment, or through refinancing), the mortgage must be formally discharged. This involves the lender executing a deed of discharge or reconveyance, obtaining a discharge of the Governor’s Consent, and de-registering the mortgage at the Land Registry. IMBLN professionals should ensure clients understand that the transaction isn’t complete until the discharge is properly registered.

6.6.1 Advantages

• Higher loan amounts: NHF loans are capped at N50 million, but conventional mortgages have no statutory limit (subject to the lender’s capacity and the borrower’s qualification)
• Broader property eligibility: NHF loans have restrictions on property type and location; conventional mortgages can finance virtually any residential property with a valid title
• Faster processing (sometimes): Without the bureaucratic layers of government programmes, some conventional mortgages can be processed more quickly
• Flexible structures: Conventional lenders can tailor products to individual circumstances, interest-only periods, stepped payments, balloon structures, in ways government programmes cannot
• No employer dependency: Unlike NHF, which requires employer registration and salary deductions, conventional mortgages are available to anyone who meets the lender’s criteria

6.6.2 Limitations

• Significantly higher cost: At 20-28% interest versus 6% for NHF, the total cost of a conventional mortgage can be three to five times higher over the loan term
• Shorter tenors: Most conventional mortgages are 10-20 years; NHF allows up to 30 years
• Larger down payment: 20-35% equity versus 10-20% for some government schemes
• Interest rate volatility: Variable rates mean payment uncertainty, which makes budgeting difficult
• Limited access for informal sector: Conventional underwriting requires formal income documentation that most Nigerian workers cannot provide [12]

The Nigerian mortgage industry isn’t sitting still. Several initiatives are working to make conventional mortgages more accessible and affordable:

6.7.1 NMRC Refinancing

The Nigeria Mortgage Refinance Company (NMRC) plays a critical role in the conventional mortgage ecosystem. By purchasing eligible mortgage loans from PMBs and commercial banks, NMRC frees up capital for new lending. Its N440 billion Medium Term Note programme, backed by a Federal Government guarantee, has enabled it to issue multiple bond series, most recently an N11.5 billion bond in 2025 at 17.25% [13]. While this rate is still high by international standards, it provides PMBs with longer-term, lower-cost funding than they could access on their own.

6.7.2 Pension-Backed Mortgages

The Pension Reform Act allows contributors to use a portion of their Retirement Savings Account (RSA) balance, specifically 25% of their total balance, as equity contribution towards a residential property mortgage. This has opened a pathway for many Nigerians who couldn’t otherwise accumulate a sufficient down payment. PenCom has published a list of approved PMBs through which RSA holders can access this benefit [14].

6.7.3 Employer-Assisted Programmes

Some large employers partner with PMBs to offer staff mortgages at preferential rates, often with the employer providing a guarantee or contributing to the down payment. These programmes bridge the gap between conventional rates and affordability, and they’re an area where IMBLN professionals can add significant value by brokering relationships between employers and lenders.

6.7.4 The IMBLN Professional’s Advocacy Role

IMBLN doesn’t just certify professionals; it advocates for industry development. The Institute’s partnership with the EFCC to combat fraud in real estate transactions [15], its collaboration with the Federal Ministry of Housing, and its push for standardised practices all aim to create an environment where conventional mortgages become safer, cheaper, and more accessible. Every IMBLN member is part of this mission.

As an IMBLN-certified professional handling conventional mortgages, you’re held to specific standards that go beyond simply connecting buyers with lenders:

6.8.1 Suitability Assessment

Before recommending any conventional mortgage product, the IMBLN professional must conduct a thorough suitability assessment. This means understanding the client’s income stability, risk tolerance, long-term financial goals, and capacity to absorb interest rate increases. A client earning N500,000 per month might technically qualify for a mortgage with a N165,000 monthly payment (33% front-end ratio), but if they have three children in private school and an elderly parent to support, that mortgage might not be suitable even if it’s affordable on paper [16].

6.8.2 Full Cost Disclosure

IMBLN ethical standards require disclosure of the total cost of the mortgage, not just the headline interest rate. This includes all upfront costs (valuation, legal, perfection, insurance), the total interest payable over the loan term, the impact of potential rate increases on future payments, and any penalties (prepayment, late payment). A conventional mortgage at 22% with 3% upfront fees has a true cost significantly higher than 22%, and the client deserves to know that.

6.8.3 Alternative Options Disclosure

An IMBLN professional should always inform the client about available alternatives, including NHF loans, FMBN’s Rent-to-Own scheme, Family Homes Fund products, and cooperative housing options. If a client qualifies for an NHF loan at 6%, recommending a conventional mortgage at 22% without explaining the alternative would be a breach of professional duty.

Conventional mortgages are the market-driven engine of Nigeria’s formal housing finance system. While they’re more expensive and less accessible than government-backed schemes, they offer flexibility, higher loan amounts, and broader property eligibility. Understanding the institutional landscape (PMBs vs. commercial banks), the regulatory framework (CBN’s role), the underwriting process, and the rate structures is essential for any IMBLN professional. Your role isn’t just to facilitate transactions; it’s to ensure clients make informed choices, lenders adhere to professional standards, and the industry moves closer to fulfilling its potential of turning Nigeria’s housing deficit into a housing opportunity.

[1] Institute of Mortgage Brokers and Lenders of Nigeria (IMBLN). Establishment Act, 2022. Signed into law December 2022. imbln.ng and imbl.org.ng.

[2] IMBLN Professional Certification Programme: Chartered Mortgage Lender (CML) Certification. imbl.org.ng.

[3] Central Bank of Nigeria. ‘Licensed Primary Mortgage Institutions.’ cbn.gov.ng/Supervision/Inst-PMI. List of approved PMBs updated periodically.

[4] Central Bank of Nigeria. ‘Revised Guidelines for Primary Mortgage Banks in Nigeria.’ 2024. Capital requirements, operational guidelines, and prudential standards.

[5] PropertyPro. ‘Top 5 Mortgage Institutions in Nigeria 2024.’ propertypro.ng. Market overview of leading PMBs and commercial bank mortgage divisions.

[6] Daily Trust. ‘What You Should Know About Nigeria’s Mortgage Lending Regulations.’ dailytrust.com. Overview of regulatory framework and credit reporting requirements.

[7] Centre for Affordable Housing Finance Africa (CAHF). ‘Nigeria Country Profile.’ Housing Finance Africa Yearbook 2024. LTV norms and market practices.

[8] Nigeria Mortgage Refinance Company (NMRC). ‘Important Mortgage Terms to Know.’ nmrc.com.ng. Definitions of rate structures and mortgage terminology.

[9] Resolution Law Firm. ‘Procedure for Perfecting Legal Mortgage in Nigeria.’ resolutionlawng.com.

[10] IMBLN and Federal Ministry of Housing. ‘Collaboration for Professional Standards in Housing Delivery.’ fmhud.gov.ng, 2024.

[11] VineLegal. ‘Understanding Mortgages in Nigeria.’ vinelegal.com.ng, October 2024. Overview of enforcement and default procedures.

[12] World Bank. ‘Nigeria Developing Housing Finance.’ 2016. documents1.worldbank.org. Analysis of informal sector exclusion from mortgage markets.

[13] Nigeria Mortgage Refinance Company (NMRC). ‘N11.5 Billion Bond Listed on FMDQ Exchange.’ fmdqgroup.com, 2025. Bond issuance details and market impact.

[14] National Pension Commission (PenCom). ‘Approved List of Licensed Primary Mortgage Banks for RSA Mortgage Access.’ pencom.gov.ng, 2024.

[15] Sahara Reporters. ‘Institute Signs MoU With EFCC To Uncover Corrupt Nigerians Laundering Money Through Real Estate.’ saharareporters.com, February 2025.

[16] Federal Mortgage Bank of Nigeria (FMBN). ‘National Housing Fund Guidelines.’ fmbn.gov.ng. NHF loan terms, caps, and eligibility for comparison.