A confidentiality notice is easy to overlook until an email lands in the wrong inbox. Then a few clear sentences can help the person who received it understand what the message contains and how to handle the mistake.
The best wording depends on what you share. An everyday business update needs a different tone from a legal letter, a patient message, or a file filled with employee records. Your notice should feel natural beside the email rather than sounding like a warning pasted in at random.
Clarity matters most. A useful notice names the intended audience, asks others not to share the information, and offers a simple next step if the email reaches the wrong person.
Email Confidentiality Notice Samples
These 20 samples cover common situations, from short signature footers to messages carrying sensitive records. You can choose the wording that fits your email and adjust it to match your organization’s actual practices.
1. Standard Confidentiality Notice for Everyday Business Emails
Confidentiality Notice
This email and any files attached to it are intended for the person or people named as recipients. The message may contain business information that is private or sensitive, including discussions, documents, or details shared in confidence. Please treat that information with care and avoid forwarding, copying, or discussing it with anyone who does not need access.
If you received this message by mistake, please reply to the sender to let them know. Then delete the email and any downloaded attachments from your devices. Thank you for helping protect information that was not intended for your inbox.
2. Short Confidentiality Notice for an Email Signature
This email may contain confidential information intended only for its named recipients. If it reached you by mistake, please notify the sender, delete the message and any attachments, and avoid sharing or using its contents. Thank you for your cooperation.
3. Friendly Confidentiality Notice for a Small Business
Some of the details in this email may be private to our business or to the customers we work with. We have shared them with you for the purpose of this conversation, so please keep them within the group involved. That includes any photos, estimates, contact details, or documents attached to the message.
If this email arrived in your inbox by accident, a quick reply to the sender would be a big help. Please delete the message afterward and avoid passing it along. We appreciate the care you take with information that belongs to someone else.
4. Formal Confidentiality Notice for Corporate Correspondence
Notice of Confidential Communication
This communication, including all attachments and related material, is intended exclusively for the recipients identified in the address fields. It may contain confidential commercial, operational, or personal information shared for a specific business purpose. Distribution outside the intended recipient group is not authorized by the sender. Recipients are asked to limit access to individuals who have a legitimate reason to review the material.
If you are not an intended recipient, please do not copy, retain, forward, or otherwise use the contents. Notify the sender promptly by replying to this email, then delete the message and any attachments in your possession. Your assistance in preventing further disclosure is appreciated.
5. Confidentiality Notice for Emails Sent to the Wrong Person
If You Received This Message in Error
This message was prepared for a specific recipient and may include information that should not have been sent to anyone else. If you believe this email was addressed to you by mistake, please stop reviewing the message and do not open or download any attachments. Even if the contents seem harmless, they may relate to a private discussion or contain details belonging to another person.
Please reply to the sender with a brief note explaining that the email reached you in error. Do not include or quote the original confidential content in your reply. After notifying the sender, delete the message and any copies you have made. Thank you for acting promptly and discreetly.
6. Confidentiality Notice for Emails With Sensitive Attachments
The attached documents have been shared with you for the limited purpose discussed in this email. They may contain private records, internal figures, photographs, or other information that should stay within the intended recipient group. Please check the file names before opening them and store any downloaded copies only in locations approved for this type of material.
Do not upload the attachments to public folders, share them through personal accounts, or forward them to others without the sender’s approval. If the files were sent to you by mistake, please notify the sender without describing their contents. Delete the email and any saved copies, including files placed in your downloads folder.
7. Internal Confidentiality Notice for Team Communications
Internal Use Only
This message is meant for the team members included in the conversation. It may discuss unfinished work, internal decisions, schedules, budgets, or employee matters that are not ready for wider circulation. Please keep the contents within the appropriate team and use approved company channels if you need to discuss them further.
Before forwarding the email, check whether every new recipient has a valid work reason to receive it. A familiar name on the staff list does not automatically mean that person should see the details. If this email was sent to you accidentally, tell the sender and remove the message from your inbox and any shared folders.
8. Confidentiality Notice for Client Information
Information in this email belongs to a client or relates to services provided on that client’s behalf. It may include names, contact details, project records, private instructions, or decisions that have not been made public. The information is shared solely to support the work described in the message and should remain with the people responsible for that work.
Please do not reuse client details in presentations, case studies, training materials, or conversations with other clients without proper permission. If you were copied on this email by mistake, let the sender know and delete the message. Please handle any attachments with the same care as the email itself.
9. Confidentiality Notice for Legal Correspondence
Potentially Privileged and Confidential
This email is intended for the identified recipient and may include confidential legal advice, client information, or materials prepared in connection with a legal matter. Some of the contents may be protected by attorney client privilege or other applicable protections, depending on the circumstances. The sender has not authorized distribution to anyone outside the intended group.
If you are not the intended recipient, please avoid reviewing the message or attachments further. Notify the sender as soon as possible and delete any copies you hold. Do not forward the email to another person to ask who it belongs to. Please contact the sender directly so the delivery mistake can be addressed appropriately.
10. Confidentiality Notice for Healthcare Communications
This email may contain private information about a person’s health, care, appointments, or treatment. It is intended only for the individual or authorized professional to whom it was addressed. Please avoid sharing the message, displaying it on a shared screen, or saving its contents to a device that others can access.
If you have received this message by mistake, please contact the sender using the practice’s usual communication channel. Do not reply with sensitive medical details or forward the email to another address. Delete the message and any attachments after notifying the sender. If you are the correct recipient and need a safer way to exchange information, please ask about an approved secure communication option.
11. Confidentiality Notice for Employee Records and HR Matters
Confidential Human Resources Communication
This email contains information related to an employee or an internal human resources matter. The contents may include employment history, performance discussions, workplace concerns, or documents that should be reviewed only by people directly involved. Please store the information in approved company systems and avoid placing copies in open team folders or shared calendars.
If you need advice or assistance, contact the appropriate HR representative rather than forwarding the full message to a wider group. If you received it unintentionally, inform the sender and delete the email, along with any downloaded material. Handle the contents discreetly even if the message was delivered to your work address.
12. Confidentiality Notice for Recruitment and Interview Emails
The information shared in this message concerns a recruitment process and may include candidate details, interview feedback, assessment notes, or hiring decisions still under review. It is intended only for individuals participating in the relevant hiring process. Please keep the material within that group and avoid discussing candidates in places where others may overhear.
Do not forward resumes, interview notes, or application details to people who are not involved in the decision. Any copies should be stored and handled under the organization’s recruitment procedures. If you received this email in error, notify the sender, remove the message from your inbox, and delete any attachments you may have saved.
13. Confidentiality Notice for Payroll and Tax Documents
Private Payroll Information
This email may include compensation records, payroll reports, tax documents, bank details, or other financial information about an individual or group of employees. The material is meant for the authorized recipient and should be used only for the payroll or reporting task described in the message. Please do not print, upload, or forward the files unless doing so is necessary and permitted under your workplace procedures.
If this email was not intended for you, tell the sender promptly and do not examine the records. Delete the email and any files saved to your device. If the sender needs to resend the information, they should use the organization’s approved secure method.
14. Confidentiality Notice for Financial Advice and Account Details
This communication may refer to personal finances, account information, investment discussions, or documents provided in confidence. It is intended for the named recipient and the professionals authorized to assist with the matter. Please do not disclose the details, forward statements, or store copies where other people can view them. Take particular care with attachments that identify individuals or financial accounts.
If this message reached you in error, please contact the sender directly and delete the email and its attachments. Do not send account numbers or other sensitive details when reporting the mistake. If you have concerns about the message’s authenticity, contact the sender through a trusted phone number or established channel before opening any files.
15. Confidentiality Notice for Sales Proposals and Pricing
The proposal, pricing, and commercial terms in this email have been prepared for the recipient named above. They may reflect a particular project, volume, service arrangement, or discussion and should not be treated as a general public offer. Please keep the quoted figures and supporting documents within the people evaluating this proposal.
If you wish to share the material with another department, adviser, or outside party, please check with the sender first. Figures may change as the scope of work becomes clearer, so avoid circulating an old version without its context. If you received this message accidentally, notify the sender and remove the proposal from your records.
16. Confidentiality Notice for Contract Negotiations
Confidential Negotiation Material
This email contains information shared as part of an ongoing contract discussion. Draft terms, proposed changes, pricing, schedules, and related correspondence are provided for review by the individuals involved in those discussions. Please keep the material within the appropriate group and avoid forwarding draft language to people who have not been included in the exchange.
The message may contain proposals that are still being considered and should not be presented as final agreed terms. Any existing confidentiality agreement or established obligation continues to apply according to its own terms. If you are an unintended recipient, please notify the sender and delete the email and attachments without using or distributing their contents.
17. Confidentiality Notice for Board and Leadership Emails
This communication has been prepared for board members, senior leaders, or other individuals expressly included in the discussion. It may concern financial performance, staff matters, future plans, meeting papers, or decisions that have not yet been announced. Please keep the message and its attachments within the authorized group until the information is approved for wider release.
Avoid sending copies to personal email accounts or adding them to shared meeting notes that are open to other teams. If you need to consult someone outside the recipient group, confirm the appropriate process before doing so. Anyone who receives this email unintentionally should notify the sender and delete all copies without sharing the contents.
18. Confidentiality Notice for Product Plans and Unreleased Ideas
Confidential Project Information
This message includes details about work that is still being developed. Sketches, prototypes, testing notes, product plans, release schedules, and supporting files are being shared with you for a specific project purpose. Please do not post, publish, demonstrate, or discuss these materials outside the approved group without permission from the project owner.
Some details may change before a public release, so please avoid quoting drafts as confirmed information. Keep copies in approved project spaces and take care when sharing your screen or joining meetings with external guests. If you were included on this email by mistake, tell the sender and delete the material from your inbox and devices.
19. Confidentiality Notice for School and Student Records
This email may include private information about a student, family, school matter, or educational record. It is intended for the parent, guardian, staff member, or other authorized recipient named in the message. Please keep the information within the people who have a proper reason to review it and avoid forwarding it through group chats or personal mailing lists.
If you received the email by mistake, contact the sender through the school’s established contact details and delete the message and any attachments. Do not share student information while asking for help with the error. If you are the correct recipient and would prefer a different communication method, please contact the school to discuss available options.
20. Confidentiality Notice for Nonprofit Donor and Volunteer Information
This message may contain details about donors, volunteers, community partners, or people receiving services from our organization. The information has been shared for the purpose described in the email and should be handled with respect for each person’s privacy. Please do not copy contact lists, circulate contribution details, or use personal stories outside the approved activity without appropriate permission.
If you need to coordinate with someone else, share only the information they need for their assigned role. Please use the organization’s approved records and communication channels. If this email reached you accidentally, notify the sender, delete the message and attachments, and avoid discussing what you saw with anyone else.
Before You Hit Send
A good confidentiality notice makes your expectations clear without burying the reader in warnings. Choose one that matches the information you’re sharing and keep the wording consistent with how your organization actually handles private material.
Then check the recipients, attachments, and sharing settings before sending. Those small checks work alongside a clear notice and give sensitive information a better chance of staying with the right people.