If you build software or run IT services in Maryland, a lot of your work sits close to sensitive systems. Whether you are handling cybersecurity contracts around the DC metro or maintaining databases for a local business, E&O and cyber respond to different events: a project dispute and a data exposure.
Errors and omissions: the core cover
Professional liability, often called errors and omissions or E&O, is the coverage that responds when a client says your work caused them a loss. In software and IT that usually means a deliverable that missed the mark, a deployment that broke a critical workflow, or an integration that did not perform the way the contract described.
Even when you did nothing wrong, defending a dispute costs money. E&O helps cover legal fees and any settlement, which is why so many Maryland clients, especially government-adjacent buyers, expect you to carry it before they sign.
- A rollout runs past deadline and the client claims lost revenue
- A logic error in your code corrupts a client's records
- A migration you managed loses data the client expected preserved
- A client argues the finished system does not match the scope you agreed to
Cyber coverage for the data you touch
Because so much Maryland IT work involves system access and stored client information, cyber insurance matters as much as E&O. It responds when a breach, ransomware event, or exposed credential turns into a real incident, helping with breach notification, forensics, and recovery costs.
If your firm holds admin access to client environments, a single compromised account can cascade into their network too. Cyber coverage is designed for exactly that chain of events.
What insurance costs for software developers in Maryland
Two things set your premium: the state you work in and the risk your trade carries. Insureon’s customers in Maryland pay a median of $42 a month for general liability, against $45 nationally. Development work is priced almost entirely on E&O and cyber risk, since a missed spec or a data incident is what clients actually sue over. The ranges below start from Insureon’s published medians for software developers and adjust them for Maryland.
| Coverage | Typical monthly | Typical annual | What it covers |
|---|---|---|---|
| Professional liability (E&O) | $88–$175/mo | $1,056–$2,100/yr | Claims that your work or advice cost a client money. Also called errors & omissions. |
| General liability ($1M per occurrence) | $23–$46/mo | $276–$552/yr | Third-party injury and property damage. Usually the coverage a client, landlord, or license asks for by name. |
| Business owner’s policy (BOP) | $26–$52/mo | $312–$624/yr | General liability and commercial property bundled, usually with business-interruption cover. Cheaper than buying both separately. |
| Hiscox advertised starting price | from $22.50/mo | from $270/yr | E&O from $22.50, general liability from about $29, a BOP from about $42. |
Estimates from Insureon’s published medians for IT and software businesses, adjusted for Maryland, for a business of two to five people at standard limits. Not quotes: your insurer prices your specific business. Hiscox writes coverage in 49 states plus Washington DC (not Alaska). Its advertised prices are starting prices for the lowest-risk businesses, and most businesses pay more.
See these costs for your own business size, revenue and state
For the national picture, see our guides to how much small business insurance costs, the average cost of general liability insurance, the average cost of professional liability (E&O) insurance, and the average BOP insurance cost. Comparing states? Average business insurance cost by state puts Maryland next to the other 49. Not sure which policy you actually need? General liability vs professional liability vs BOP sets out the differences.
Frequently asked questions
How much does insurance cost for software developers in Maryland?
Software developers in Maryland generally pay about $23–$46 a month for general liability and $88–$175 a month for professional liability (E&O). A business owner’s policy, which bundles general liability with property cover, runs about $26–$52.
Is business insurance more expensive in Maryland?
No, slightly cheaper on general liability. Insureon’s customers in Maryland pay a median of $42 a month for general liability, against $45 nationally. Litigation climate, weather and catastrophe exposure, and local medical and repair costs are what move a state off the national figures. Your trade, revenue, limits, and claims history then set your own number.
Do Maryland cybersecurity and IT contracts usually require proof of insurance?
Many do. Government-adjacent and enterprise clients in the DC metro often ask contractors to show E&O and cyber coverage before work begins, and they may request a certificate of insurance naming them.
I am a solo developer working from home in Maryland. Do I still need this?
Yes. Company size does not change your exposure. A solo developer can still face a costly E&O claim over a single project, and one exposed client dataset can trigger a cyber claim regardless of team size.
What is the difference between general liability and E&O for my IT business?
General liability covers physical harm, like a visitor injured at your office. E&O covers the professional side, meaning financial losses a client blames on your software or advice. IT firms typically need both, but E&O is usually the priority.
Get a real price
These figures are estimates. Only an insurer can give you a real price.
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Example: Hiscox. Rated A (Excellent) by AM Best. Sold in 49 states and DC.
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Disclaimer: Informational only, not insurance advice or a substitute for a licensed agent. Coverage descriptions are summaries; policy terms govern. Availability and pricing vary by state and business, and prices are illustrative. Hiscox is available in 49 states and DC, not Alaska.