What is Underwriting Memo?
An underwriting memo (or underwriting memorandum) is a structured written document produced by an underwriter that summarises the risk analysis for a submission — covering risk description, key hazard factors, pricing rationale, coverage terms recommended, compliance checks, and the underwriter's bind / refer / decline recommendation with supporting justification.
The underwriting memo is the primary artifact of the underwriting process. It serves simultaneously as a decision support tool (organising the underwriter's thinking), an approval document (supporting sign-off by a senior underwriter or committee for risks above individual authority), a compliance record (demonstrating that the DUA parameters were checked), and an audit trail (providing evidence for future claims disputes, regulatory examinations, or DUA renewals).
A well-structured underwriting memo typically includes: (1) risk summary — insured name, address, class of business, coverage requested, effective date; (2) key risk characteristics — construction type, occupancy, loss history, financial profile; (3) hazard data — flood zone, wind zone, CAT exposure, proximity to hazards; (4) treaty and authority compliance — confirmation that the risk falls within DUA parameters and treaty limits; (5) pricing analysis — premium indication, rate-on-line, comparison to benchmarks; (6) coverage recommendations — limits, deductibles, exclusions, conditions; (7) risk factors and concerns — any adverse features flagged for senior review; (8) recommendation — bind/refer/decline with clear reasoning.
The memo format varies by organisation, but the underlying logic is consistent: document that the underwriter has considered the key risk factors, verified compliance with authority parameters, and reached a reasoned decision. For Lloyd's coverholders, the underwriting file (including the memo) must be maintained for a minimum period and be available for audit by Lloyd's PMD.
Producing underwriting memos manually is time-consuming. An experienced underwriter writing a thorough memo for a mid-complexity commercial property submission may spend 30–60 minutes on data gathering, analysis, and documentation — even before making the coverage decision. Under volume pressure, memo quality degrades: key checks are skipped, documentation is abbreviated, and the risk analysis becomes superficial.
Digital transformation of the memo — from a manually-typed Word document to a structured, data-populated template — has been a priority for technology-forward MGAs seeking to reduce per-submission handling time while maintaining or improving documentation quality.
Orb's memo writer agent generates a complete, structured underwriting memo for every submission — populated with data from the parallel agent pipeline covering hazard checks, compliance flags, pricing benchmarks, and treaty analysis. The memo arrives before the underwriter opens the submission, transforming their role from data gatherer to decision maker. The memo format is configurable to match each MGA's required structure, and it serves as the DUA-compliant audit record that satisfies both internal approval workflows and carrier reporting requirements.
Frequently asked questions
Is an underwriting memo a legal document?
While not a contract, the underwriting memo is a significant legal document in the event of a coverage dispute, a DUA audit, or E&O litigation. Courts and regulators may examine underwriting files to determine whether a risk was properly evaluated before coverage was bound. A thorough, dated memo demonstrating that key risk factors were considered provides important protection for the MGA and underwriter.
Who reviews the underwriting memo?
For risks within the underwriter's individual authority, the memo may be self-sufficient. For risks approaching or exceeding individual limits — or for risks with unusual characteristics — the memo is submitted to a senior underwriter, underwriting committee, or the capacity carrier for approval. The DUA typically specifies referral thresholds and approval workflows.
How long must underwriting memos be retained?
Retention requirements vary by jurisdiction and line of business. In the US, state insurance regulations typically require policy records (including underwriting files) to be retained for a minimum of 5–7 years after policy expiry. Lloyd's requirements specify minimum retention periods for coverholder underwriting files, and some long-tail liability lines require longer retention periods to accommodate late-developing claims.