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Can former employees or contractors use what they learned at my business?

Someone who worked for me is moving on. Can they legally use knowledge or experience they gained, or does that cross the line into using my protected secrets?

Answer

Former employees and contractors can usually use their general skills, knowledge, and experience. That is part of their professional growth. They cannot use your confidential information or trade secrets, as long as those materials were properly protected.

What are former employees and contractors allowed to use?

In most cases, they may:

  • Apply general marketing, sales, or technical skills.
  • Use industry knowledge gained on the job.
  • Work in the same field or even for a competitor, unless a valid restriction applies.

General experience is not owned by the business. And while employees may not take or copy documents, but disputes often arise over "memory-based" use. Courts look at whether the information used was truly general knowledge or specific protected data.

What are former employees and contractors NOT allowed to use?

They cannot use protected confidential information or trade secrets.

Information may qualify as a trade secret if:

  • It has economic value because it is not publicly known and not easy to recreate.
  • Your business took reasonable steps to keep it secret.

Examples include curated customer lists, pricing strategies, proprietary workflows, internal systems, or unique processes.

Courts look at how you protected the information. NDAs, limited access, confidentiality labels, and clear policies help maintain protection.

What to do next

  • Identify what qualifies as confidential or trade secret information.
  • Use NDAs and written agreements with workers.
  • Limit and track access to sensitive materials.
  • Remind departing workers of their ongoing confidentiality duties.

What to consider in your specific situation

Whether former workers can legally use information may depend on:

  • Whether the information qualifies as a trade secret.
  • Whether NDAs or confidentiality clauses were signed.
  • How access to the information was restricted.
  • Whether the information is publicly available or easily recreated.
  • The role the person had and what they actually accessed.
  • How much harm misuse could cause your business.

Understanding these factors can help you protect your business before issues arise.

Since every situation is different, consider getting tailored information through Rocket Copilot, a Legal Pro, or a trade secret review so you can protect your information while allowing fair competition.

Pro Reviewed
Published on 04/05/2026
Reviewed by Rustin B. Duncan, Esq.

At Rocket Lawyer, we follow a rigorous editorial policy to ensure every article is helpful, clear, and as accurate and up-to-date as possible. This page was created, edited and reviewed by trained editorial staff who specialize in translating complex legal topics into plain language, then reviewed by experienced attorneys to ensure legal accuracy.

Please note: This page offers general legal information, but not legal advice tailored for your specific legal situation. Rocket Lawyer Incorporated isn't a law firm or a substitute for one. For further information on this topic, you can Ask an Attorney.

Laura Bojart
Laura Bojart
Editorial Researcher and Copywriter

Laura Bojart is an SEO copywriter and editor at Rocket Lawyer. She researches legal and business topics and translates complex ideas into clear, practical content for everyday readers. With her background in journalism and endless curiosity, she approaches each subject by asking the questions readers are likely to have first, making legal information approachable and easy to understand even to those with no legal background.