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New Proposal Could Impact Landlords with National Insurance

A think tank urges landlords to pay National Insurance on rental income, potentially raising £3.2 billion annually.

By David Sampson
3 June 2026
2 min read
UK buy to let mortgage article image for New Proposal Could Impact Landlords with National Insurance

Written by David Sampson for Mortgage118. Last updated 3 June 2026. Reviewed against our editorial standards. Editorial standards.

TL;DR

  • A think tank suggests landlords should pay National Insurance on rental income.
  • this could raise £3.2 billion annually, affecting their profitability.

The New Economics Foundation (NEF) has proposed that landlords should be required to pay National Insurance contributions (NICs) on their rental income. This recommendation, aimed at the Labour Party, suggests that implementing such a measure could generate an additional £3.2 billion annually for the UK economy, significantly impacting landlords and their financial obligations.

What does this mean for landlords?

If the proposal is adopted, landlords will face increased financial responsibilities, as rental income would fall under NICs. This change could reduce their overall profitability, particularly for those with tighter margins. However, the NEF has suggested that the reintroduction of mortgage interest relief could offset some of these costs, providing a potential buffer for landlords.

How will this impact the rental market?

The introduction of NICs on rental income could lead to higher rents as landlords may pass on the additional costs to tenants. This could exacerbate affordability issues in an already challenging rental market. Investors and landlords should be prepared for potential changes in tenant demand and rental pricing strategies as the market adjusts to these new financial pressures.

What this means for borrowers and investors

For borrowers and property investors, this proposal signals a shift in the regulatory market that could affect investment strategies. Increased costs for landlords may lead to a more cautious approach to buy-to-let investments, impacting overall housing supply. Investors should monitor developments closely, as changes in the rental market dynamics could influence property values and mortgage lending criteria.

Frequently asked questions

Will landlords be required to pay National Insurance on all rental income?

Yes, if the proposal is implemented, landlords would need to pay National Insurance contributions on their rental income, which could significantly impact their finances.

How might this affect rental prices?

Landlords may increase rental prices to cover the additional costs of National Insurance, potentially making housing less affordable for tenants.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.

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