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Is Your Delegated Authority Book Hiding Something Sinister?

Written by Dave Connors | Oct 30, 2026, 11:42:49 AM

This Halloween, there's something more frightening than ghosts and ghouls lurking in the Lloyd's market: the hidden cost of scaling Delegated Authority without control.

Your Delegated Authority (DA) portfolio is growing. Premium volumes are climbing, new binders are being signed, but behind the scenes, spreadsheets are multiplying, errors are going undetected and bordereaux technicians are working harder than ever to keep the zombies at bay.

Welcome to The Scale Paradox.

According to the 2025 Lloyd's Market Association (LMA) and Insurance Capital Markets Research (ICMR) Insights Report, increasing the proportion of binder business from below 10% to between 40% and 50% of a portfolio is associated with a 7 percentage point increase in combined ratio.

Despite their specialist expertise, DA-heavy syndicates aren't achieving the economies of scale you might expect.

And the explanation goes beyond inconsistent data.

The devil isn't the data. It's the lack of control.

For years, the industry's response to the challenges of Delegated Authority has centred on common data standards, standardised bordereaux and APIs.

While these have an important role to play, they don't address the underlying issue: the infrastructure needed to maintain effective control as portfolios grow.

The consequences will be familiar to many DA teams:

    • Risks written outside delegated limits, despite perfectly formatted bordereaux.
    • Errors preventing entire files from being processed.
    • Claims and premium data spread across disconnected systems.
    • Skilled teams spending valuable time on manual reconciliation.
    • Underwriters making decisions without complete portfolio visibility.

Individually, these issues may seem manageable. Collectively, they create operational inefficiencies that become increasingly costly as delegated portfolios expand.

What's really haunting your DA portfolio?

distriBind's latest whitepaper, The Scale Paradox, examines why DA specialists aren't outperforming generalists and challenges the industry's long-standing approach to managing delegated business.

It explores the relationship between growth, operational costs and control, and sets out how insurers can build the infrastructure needed to achieve genuine economies of scale.

Because the real nightmare isn't growing your DA portfolio. It's discovering that growth is costing you more than it should.

🎃 Download The Scale Paradox and uncover the hidden costs of scaling without control.