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Notes for owners · Digital marketing

Cold email to US companies: consent, content and what the rules generally expect

A plain-English pre-send checklist for emailing US businesses from India: honest sender details, a working opt-out, a clean list and records, with a reminder that the rules differ and change.

The GullySales team · Updated 17 Oct 2026 · 5 min read

Editorial illustration for Marketing data consent and compliance
On this page
  1. Why does it matter if the email is B2B?
  2. The pre-send checklist
  3. How should the email itself read?
  4. An invented example: a Thiruvananthapuram app studio
  5. Where do consent and data protection come in?
  6. Check the template with an adviser first

Before you email a US company, check four things. The message says honestly who you are. The subject matches the content. There is a working way to stop further mail. You know where each address came from. These four are the habits that commercial-email rules in the US tend to be built around. Rules differ by state and body and change, so check with your own adviser or the regulator before a campaign.

Why does it matter if the email is B2B?

It is easy to assume that "business to business" means no rules. That is not a safe assumption. Some commercial email rules are not limited to consumers, and some states have their own. Your adviser will know which apply to your recipients.

There is also a commercial reason to behave well. A recipient who cannot find an unsubscribe link will press "report spam" instead. Mailbox providers count those reports, and enough of them can send your later emails, including the ones to people who want them, to the junk folder. Careful sending protects your domain as much as it protects you from a complaint.

The pre-send checklist

Print this and tick it before each new campaign. It is a working list, not legal advice.

CheckWhat good looks likeWhat to avoid
SenderReal name and a company name that matches your websiteA made-up name, or a "from" line that hides who you are
Subject lineSays what the email is about"Re: your invoice" when there is no invoice
ContentPlain statement of who you are and why you wroteFake urgency, a false claim of a previous meeting
AddressA real postal or office address in the footerA blank footer, a P.O. box you cannot receive at
Opt-outOne-line, working way to say stop, visible in every emailA link that fails, or a login before unsubscribing
SuppressionA list of everyone who has opted out, checked before each sendRe-importing an old sheet on top of it
SourceA note of where each address came from and whenAn unlabelled bought file
ReviewA US-qualified adviser has seen the templateCopying another firm's template unread

Whether and how to include a postal address, what counts as a prompt removal, and what applies to particular states are questions for the adviser. The table shows the habits, not the answers.

How should the email itself read?

An honest email is also a better one. Three lines are enough.

A sample, with an invented sender (the firm and names are made up):

"Hi Marcus, I saw your firm lists reverse-logistics services in Memphis. We run a returns-processing team in Pune for US sellers. If an overseas option is of interest, I can send a two-page overview. If not, tell me and I will not write again."

The last sentence is your opt-out, and it gives the reader an easy way to answer. A polite door that is clearly open is easier to reply to. Under it, add a footer with your name, company and address. Add a line such as "To stop hearing from us, reply 'stop'." An email platform will add a standard unsubscribe link of its own. Keep it.

An invented example: a Thiruvananthapuram app studio

This studio is made up. It buys a sheet of 4,000 "US startup founder" addresses and loads them into a sending tool. It sends one message, subject "Quick question", under a sender name that suggests a US firm. Within days, complaints arrive and the sending tool suspends the account. Worse, the studio's own domain is flagged. That is the domain used for client mail. Client messages begin landing in spam.

The studio starts again, slowly. It moves cold mail to a separate domain. The domain is clearly the studio's own. Then it builds a short list by hand: 60 founders whose apps it can name a specific weakness in, each with a note of the source page. The email gives the real sender name, says what is on offer, and has a plain stop line. A suppression sheet is checked before every send.

Say 5 of the 60 reply, 2 of them to say stop. A thin result. Building the list took far longer than loading the bought sheet. The old domain's reputation may take a long time to recover, and no new list undoes that. What the studio gained is a list it can explain to anyone who writes back with a question.

When not to cold email at all: if you cannot say why each person on the list would want to hear from you, you do not have a campaign. Use a referral, a LinkedIn note or an event conversation first.

Some recipients sit under rules that go further than US commercial-email law, for example people based in other regions or in states with their own privacy statutes. If your list includes people outside the US, or you store personal data on them, ask your adviser about consent, notices and how long you may keep records. The habit of noting where each address came from helps here too. If you want help setting up that kind of record, marketing data, consent and compliance is our service for it, though it is no substitute for a US-qualified adviser. For more on selling in this market, see the United States hub.

Check the template with an adviser first

Take your draft email and the checklist above to a US-qualified adviser before the first send. Two questions. What must the footer contain? And how fast must a removal be honoured? Write their answers on the template. When you want help building the list and the message behind it, tell us what you need.

Questions

Questions owners ask.

Do I need permission before emailing a US company?
Requirements differ by law, state and the type of recipient, and they change. Many commercial-email rules are built around honest identification and a working opt-out rather than prior permission, but that is not true everywhere. Ask a US-qualified adviser before you start a campaign.
Can I buy a list of US email addresses?
It is risky. You cannot know how the addresses were collected, whether people were told, or how old they are. A list you built from named people at companies you researched is safer, easier to personalise and easier to defend.
What happens if someone asks to be removed?
Remove them promptly and keep them on a suppression list so they are never re-added by a later import. Do not make them log in, pay or write twice. Check with your adviser how quickly a removal must be honoured.
Does sending from an Indian domain change anything?
Being based in India may not exempt you from rules that apply to the people you email, so plan as if US recipients are covered and ask your adviser. Separately, sending from a clean, properly set up domain affects whether your mail reaches an inbox at all.

From the blog

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