Without it, your emails could be flagged as spam, land you fines under laws like GDPR or CAN-SPAM, and kill your campaign deliverability over the time.<\/p>\n\n\n\n
In this article, we\u2019ll explain how to get proper email consent, what regulations you must follow, and the best practices to build a trusted email list.<\/p>\n\n\n\n
This guide is built for marketers, business owners, and sales teams who want to run compliant, high-converting email campaigns.<\/p>\n\n\n\n
Key takeaways<\/strong><\/h2>\n\n\n\n\n- Get clear permission before sending marketing emails to stay compliant.<\/li>\n\n\n\n
- Express consent (e.g., via opt-in forms) is more reliable than implied consent.<\/li>\n\n\n\n
- Following GDPR, CAN-SPAM, and CASL laws is critical to avoid fines and maintain deliverability.<\/li>\n\n\n\n
- Use transparent opt-in forms, double opt-in methods, and clear privacy policies.<\/li>\n\n\n\n
- Always provide an easy unsubscribe option and respect user preferences.<\/li>\n<\/ul>\n\n\n\n
Before going further, let\u2019s understand the basic concept first.<\/p>\n\n\n\n
What is Email Consent?<\/strong><\/h2>\n\n\n\nEmail consent means that a person has agreed to receive emails from you. It\u2019s the permission someone gives either directly or indirectly that allows you to contact them.<\/em><\/p>\n\n\n\nEmail consent is important because – <\/strong><\/p>\n\n\n\n\n- It builds trust between you and your audience.<\/li>\n\n\n\n
- It ensures you’re legally compliant with anti-spam laws.<\/li>\n\n\n\n
- It improves your email deliverability<\/a> and engagement rates.<\/li>\n<\/ul>\n\n\n\n
Without consent, your emails are more likely to be manually flagged by the recipients and sometimes it can trigger hefty fines.<\/p>\n\n\n\n
Types of email consent: Implied vs Express<\/strong><\/h2>\n\n\n\nBefore you understand how to get consent, you will need to know these 2 concepts.<\/p>\n\n\n\n
A) Implied Consent<\/strong><\/h3>\n\n\n\n\n- Based on a pre-existing relationship (e.g., a customer who made a purchase).<\/li>\n\n\n\n
- Valid for a limited time under some laws (e.g., 2 years under CASL).<\/li>\n\n\n\n
- Not suitable for long-term email marketing.<\/li>\n<\/ul>\n\n\n\n
B) Express Consent<\/strong><\/h3>\n\n\n\n\n- The gold standard for email marketing.<\/li>\n\n\n\n
- Given when someone actively agrees to receive emails (e.g., by checking a box or filling out a form).<\/li>\n\n\n\n
- No expiration unless the user withdraws it.<\/li>\n<\/ul>\n\n\n\n
\ud83d\udca1Tip:<\/strong> For long-term email compliance and list hygiene, always aim for express consent from the recipients.<\/p>\n\n\n\nKey regulations for email consent that you must follow for sending emails<\/strong><\/h2>\n\n\n\nTo obtain email consent properly, you need to understand the email marketing related laws across the world. <\/p>\n\n\n\n
Every law has its own <\/em>set of requirements <\/em><\/strong>for obtaining consent and sending emails. <\/em><\/p>\n\n\n\n#1. GDPR <\/strong><\/h3>\n\n\n\nIf you target users in the EU or UK<\/strong>, you must comply with the General Data Protection Regulation (GDPR)<\/strong>. <\/p>\n\n\n\nHere\u2019s what that means for email consent:<\/strong><\/p>\n\n\n\n\n- Email consent must be:<\/li>\n<\/ol>\n\n\n\n
\n- Freely given<\/strong> \u2013 no pressure or incentives.<\/li>\n\n\n\n
- Specific<\/strong> \u2013 clearly state what they’re signing up for.<\/li>\n\n\n\n
- Informed<\/strong> \u2013 include your privacy practices.<\/li>\n\n\n\n
- Unambiguous<\/strong> \u2013 no pre-checked boxes.<\/li>\n<\/ul>\n\n\n\n
\n- You must record and store consent<\/strong> as proof.<\/li>\n\n\n\n
- Users have the right to withdraw consent at any time<\/strong>.
<\/li>\n<\/ol>\n\n\n\nFailing to meet GDPR standards can lead to serious fines\u2014up to \u20ac20 million or 4% of global turnover.<\/p>\n\n\n\n
________<\/p>\n\n\n\n
#2. CAN-SPAM Act Requirements (USA)<\/strong><\/h3>\n\n\n\nIf you’re sending emails to users in the United States<\/strong>, the CAN-SPAM Act<\/strong> applies.<\/p>\n\n\n\nUnder this, you don\u2019t need prior consent to send emails, but you must:<\/p>\n\n\n\n
\n- Include a clear unsubscribe link<\/strong>.<\/li>\n\n\n\n
- Use accurate sender information and subject lines<\/strong>.<\/li>\n\n\n\n
- Identify the message as an ad<\/strong> (if applicable).<\/li>\n<\/ul>\n\n\n\n
Violations can cost up to $53,088 per email<\/strong> (according to the FTC).<\/p>\n\n\n\n\ud83d\udca1Note: Although it\u2019s less strict than GDPR, it\u2019s still advisable to try opt-in method to collect consent.<\/p>\n\n\n\n
__________<\/p>\n\n\n\n
#3. CASL in Canada<\/strong><\/h3>\n\n\n\nThe Canada Anti-Spam Law (CASL)<\/strong> is one of the strictest anti-spam laws:<\/p>\n\n\n\n\n- You must obtain consent<\/strong> (implied or express) before sending any marketing email.<\/li>\n\n\n\n
- Implied consent expires after 2 years<\/strong> following a purchase and 6 months<\/strong> after an inquiry.<\/li>\n\n\n\n
- Like GDPR, CASL also requires – clear disclosures, easy opt-out option, consent record-keeping.<\/li>\n<\/ul>\n\n\n\n
Penalties can go up to $10 million per violation<\/strong>. <\/p>\n\n\n\nI have discussed more such email marketing laws in a this article \u201cEmail Compliance Laws: Definitive Legal Guide for Marketers<\/em><\/strong><\/a>\u201d <\/em><\/strong><\/p>\n\n\n\nCheck the specifics from the article on email consent and how to opt for each one.<\/em>
<\/em><\/p>\n\n\n\nBest practices for obtaining email consent for sending emails<\/strong><\/h2>\n\n\n\nHere are some of the best strategies that you can use to collect consent for sending emails. <\/p>\n\n\n\n
#1. Use opt-In forms<\/strong><\/h3>\n\n\n\nTo collect express consent for sending emails, start with opt-in forms. Keep the form clear, direct, and impossible to misinterpret.<\/p>\n\n\n\n
Here\u2019s what to include:<\/strong><\/p>\n\n\n\n\n- Never use pre-checked boxes. They are non-compliant under GDPR and CASL. \u274c<\/li>\n<\/ul>\n\n\n\n
\n- Use affirmative, unchecked boxes like<\/em><\/strong>: \u201cYes, I want to receive updates.\u201d<\/li>\n<\/ul>\n\n\n\n
![\"Example](\"https:\/\/smartreach.io\/blog\/wp-content\/uploads\/2025\/08\/AD_4nXdu5TgdJ2nxwjqXZMDiFIBh8tFvNf59mKUFrZko_9ERwWrbWu3Mz9DmRFgIzrg6FgopHlgwrqJbPSPjx0CRTDNA11b7hXvvP6iB0vt0s1CXK4JsfOSBpn1iNZId8H4Bo_ZF6mAs5A.png\")
<\/figure>\n\n\n\nImage credit<\/a><\/p>\n\n\n\n\n- State exactly what the subscriber is signing up for<\/em><\/strong> (e.g., product tips, discounts, weekly blog updates)<\/li>\n<\/ul>\n\n\n\n
\n- Link to your privacy policy right near the submit button.<\/em><\/strong><\/li>\n<\/ul>\n\n\n\n
\n- Use straightforward language (especially if your audience includes non-technical users.)<\/em><\/strong><\/li>\n<\/ul>\n\n\n\n
Example of a best-practice opt-in form:<\/strong><\/p>\n\n\n\n
Before going further, let\u2019s understand the basic concept first.<\/p>\n\n\n\n
What is Email Consent?<\/strong><\/h2>\n\n\n\nEmail consent means that a person has agreed to receive emails from you. It\u2019s the permission someone gives either directly or indirectly that allows you to contact them.<\/em><\/p>\n\n\n\nEmail consent is important because – <\/strong><\/p>\n\n\n\n\n- It builds trust between you and your audience.<\/li>\n\n\n\n
- It ensures you’re legally compliant with anti-spam laws.<\/li>\n\n\n\n
- It improves your email deliverability<\/a> and engagement rates.<\/li>\n<\/ul>\n\n\n\n
Without consent, your emails are more likely to be manually flagged by the recipients and sometimes it can trigger hefty fines.<\/p>\n\n\n\n
Types of email consent: Implied vs Express<\/strong><\/h2>\n\n\n\nBefore you understand how to get consent, you will need to know these 2 concepts.<\/p>\n\n\n\n
A) Implied Consent<\/strong><\/h3>\n\n\n\n\n- Based on a pre-existing relationship (e.g., a customer who made a purchase).<\/li>\n\n\n\n
- Valid for a limited time under some laws (e.g., 2 years under CASL).<\/li>\n\n\n\n
- Not suitable for long-term email marketing.<\/li>\n<\/ul>\n\n\n\n
B) Express Consent<\/strong><\/h3>\n\n\n\n\n- The gold standard for email marketing.<\/li>\n\n\n\n
- Given when someone actively agrees to receive emails (e.g., by checking a box or filling out a form).<\/li>\n\n\n\n
- No expiration unless the user withdraws it.<\/li>\n<\/ul>\n\n\n\n
\ud83d\udca1Tip:<\/strong> For long-term email compliance and list hygiene, always aim for express consent from the recipients.<\/p>\n\n\n\nKey regulations for email consent that you must follow for sending emails<\/strong><\/h2>\n\n\n\nTo obtain email consent properly, you need to understand the email marketing related laws across the world. <\/p>\n\n\n\n
Every law has its own <\/em>set of requirements <\/em><\/strong>for obtaining consent and sending emails. <\/em><\/p>\n\n\n\n#1. GDPR <\/strong><\/h3>\n\n\n\nIf you target users in the EU or UK<\/strong>, you must comply with the General Data Protection Regulation (GDPR)<\/strong>. <\/p>\n\n\n\nHere\u2019s what that means for email consent:<\/strong><\/p>\n\n\n\n\n- Email consent must be:<\/li>\n<\/ol>\n\n\n\n
\n- Freely given<\/strong> \u2013 no pressure or incentives.<\/li>\n\n\n\n
- Specific<\/strong> \u2013 clearly state what they’re signing up for.<\/li>\n\n\n\n
- Informed<\/strong> \u2013 include your privacy practices.<\/li>\n\n\n\n
- Unambiguous<\/strong> \u2013 no pre-checked boxes.<\/li>\n<\/ul>\n\n\n\n
\n- You must record and store consent<\/strong> as proof.<\/li>\n\n\n\n
- Users have the right to withdraw consent at any time<\/strong>.
<\/li>\n<\/ol>\n\n\n\nFailing to meet GDPR standards can lead to serious fines\u2014up to \u20ac20 million or 4% of global turnover.<\/p>\n\n\n\n
________<\/p>\n\n\n\n
#2. CAN-SPAM Act Requirements (USA)<\/strong><\/h3>\n\n\n\nIf you’re sending emails to users in the United States<\/strong>, the CAN-SPAM Act<\/strong> applies.<\/p>\n\n\n\nUnder this, you don\u2019t need prior consent to send emails, but you must:<\/p>\n\n\n\n
\n- Include a clear unsubscribe link<\/strong>.<\/li>\n\n\n\n
- Use accurate sender information and subject lines<\/strong>.<\/li>\n\n\n\n
- Identify the message as an ad<\/strong> (if applicable).<\/li>\n<\/ul>\n\n\n\n
Violations can cost up to $53,088 per email<\/strong> (according to the FTC).<\/p>\n\n\n\n\ud83d\udca1Note: Although it\u2019s less strict than GDPR, it\u2019s still advisable to try opt-in method to collect consent.<\/p>\n\n\n\n
__________<\/p>\n\n\n\n
#3. CASL in Canada<\/strong><\/h3>\n\n\n\nThe Canada Anti-Spam Law (CASL)<\/strong> is one of the strictest anti-spam laws:<\/p>\n\n\n\n\n- You must obtain consent<\/strong> (implied or express) before sending any marketing email.<\/li>\n\n\n\n
- Implied consent expires after 2 years<\/strong> following a purchase and 6 months<\/strong> after an inquiry.<\/li>\n\n\n\n
- Like GDPR, CASL also requires – clear disclosures, easy opt-out option, consent record-keeping.<\/li>\n<\/ul>\n\n\n\n
Penalties can go up to $10 million per violation<\/strong>. <\/p>\n\n\n\nI have discussed more such email marketing laws in a this article \u201cEmail Compliance Laws: Definitive Legal Guide for Marketers<\/em><\/strong><\/a>\u201d <\/em><\/strong><\/p>\n\n\n\nCheck the specifics from the article on email consent and how to opt for each one.<\/em>
<\/em><\/p>\n\n\n\nBest practices for obtaining email consent for sending emails<\/strong><\/h2>\n\n\n\nHere are some of the best strategies that you can use to collect consent for sending emails. <\/p>\n\n\n\n
#1. Use opt-In forms<\/strong><\/h3>\n\n\n\nTo collect express consent for sending emails, start with opt-in forms. Keep the form clear, direct, and impossible to misinterpret.<\/p>\n\n\n\n
Here\u2019s what to include:<\/strong><\/p>\n\n\n\n\n- Never use pre-checked boxes. They are non-compliant under GDPR and CASL. \u274c<\/li>\n<\/ul>\n\n\n\n
\n- Use affirmative, unchecked boxes like<\/em><\/strong>: \u201cYes, I want to receive updates.\u201d<\/li>\n<\/ul>\n\n\n\n<\/figure>\n\n\n\n
Image credit<\/a><\/p>\n\n\n\n\n- State exactly what the subscriber is signing up for<\/em><\/strong> (e.g., product tips, discounts, weekly blog updates)<\/li>\n<\/ul>\n\n\n\n
\n- Link to your privacy policy right near the submit button.<\/em><\/strong><\/li>\n<\/ul>\n\n\n\n
\n- Use straightforward language (especially if your audience includes non-technical users.)<\/em><\/strong><\/li>\n<\/ul>\n\n\n\n
Example of a best-practice opt-in form:<\/strong><\/p>\n\n\n\n
Email consent is important because – <\/strong><\/p>\n\n\n\n Without consent, your emails are more likely to be manually flagged by the recipients and sometimes it can trigger hefty fines.<\/p>\n\n\n\n Before you understand how to get consent, you will need to know these 2 concepts.<\/p>\n\n\n\n \ud83d\udca1Tip:<\/strong> For long-term email compliance and list hygiene, always aim for express consent from the recipients.<\/p>\n\n\n\n To obtain email consent properly, you need to understand the email marketing related laws across the world. <\/p>\n\n\n\n Every law has its own <\/em>set of requirements <\/em><\/strong>for obtaining consent and sending emails. <\/em><\/p>\n\n\n\n If you target users in the EU or UK<\/strong>, you must comply with the General Data Protection Regulation (GDPR)<\/strong>. <\/p>\n\n\n\n Here\u2019s what that means for email consent:<\/strong><\/p>\n\n\n\n Failing to meet GDPR standards can lead to serious fines\u2014up to \u20ac20 million or 4% of global turnover.<\/p>\n\n\n\n ________<\/p>\n\n\n\n If you’re sending emails to users in the United States<\/strong>, the CAN-SPAM Act<\/strong> applies.<\/p>\n\n\n\n Under this, you don\u2019t need prior consent to send emails, but you must:<\/p>\n\n\n\n Violations can cost up to $53,088 per email<\/strong> (according to the FTC).<\/p>\n\n\n\n \ud83d\udca1Note: Although it\u2019s less strict than GDPR, it\u2019s still advisable to try opt-in method to collect consent.<\/p>\n\n\n\n __________<\/p>\n\n\n\n The Canada Anti-Spam Law (CASL)<\/strong> is one of the strictest anti-spam laws:<\/p>\n\n\n\n Penalties can go up to $10 million per violation<\/strong>. <\/p>\n\n\n\n I have discussed more such email marketing laws in a this article \u201cEmail Compliance Laws: Definitive Legal Guide for Marketers<\/em><\/strong><\/a>\u201d <\/em><\/strong><\/p>\n\n\n\n Check the specifics from the article on email consent and how to opt for each one.<\/em> Here are some of the best strategies that you can use to collect consent for sending emails. <\/p>\n\n\n\n To collect express consent for sending emails, start with opt-in forms. Keep the form clear, direct, and impossible to misinterpret.<\/p>\n\n\n\n Here\u2019s what to include:<\/strong><\/p>\n\n\n\n Image credit<\/a><\/p>\n\n\n\n\n
Types of email consent: Implied vs Express<\/strong><\/h2>\n\n\n\n
A) Implied Consent<\/strong><\/h3>\n\n\n\n
\n
B) Express Consent<\/strong><\/h3>\n\n\n\n
\n
Key regulations for email consent that you must follow for sending emails<\/strong><\/h2>\n\n\n\n
#1. GDPR <\/strong><\/h3>\n\n\n\n
\n
\n
\n
<\/li>\n<\/ol>\n\n\n\n#2. CAN-SPAM Act Requirements (USA)<\/strong><\/h3>\n\n\n\n
\n
#3. CASL in Canada<\/strong><\/h3>\n\n\n\n
\n
<\/em><\/p>\n\n\n\nBest practices for obtaining email consent for sending emails<\/strong><\/h2>\n\n\n\n
#1. Use opt-In forms<\/strong><\/h3>\n\n\n\n
\n
\n
<\/figure>\n\n\n\n\n
\n
\n
Example of a best-practice opt-in form:<\/strong><\/p>\n\n\n\n
![\"Example](\"https:\/\/smartreach.io\/blog\/wp-content\/uploads\/2025\/08\/AD_4nXetcwuXIwcEHM35wlnQTy3A8HqWmdhBI_5knq_XEx9Usp1AAMVfHKHCOFjk4ZPHu9AXuDBoB60mEvo_4dkMFIiZ3a6j503hV0MFSrGi7rWxUL9LkEI2LCL1txfTF1bjI-9S1mfgw.png\")
<\/figure>\n\n\n\n![\"Screenshot](\"https:\/\/smartreach.io\/blog\/wp-content\/uploads\/2025\/08\/AD_4nXc_HR3r8ITCtOL3fb3aOwXzBTROjaGqYKHlQvTgePKwFlwrKPrOv8wMIMkrJ6Mhqu-HO3AxwbQYI63fUEMpITrsWFw3xwr6Qb_-ITecdhJd9TiQznctPTTe4IFWfxxGazwmXKt5xg.png\")
<\/figure>\n\n\n\n