A2P 10DLC Campaign Registration in GoHighLevel: No-Rejection Guide

My first three A2P 10DLC campaign submissions in GoHighLevel bounced back with generic carrier rejections. Every single failure burned a non-refundable vetting fee and delayed client onboarding by two weeks.

U.S. telecom carriers (AT&T, T-Mobile, and Verizon) route every local 10-digit long code number through The Campaign Registry (TCR). Human reviewers check your legal entity, privacy policy, opt-in language, and sample messages against strict CTIA guidelines. If your legal business name differs from your IRS paperwork by a single comma, or your sample messages skip mandatory opt-out syntax, they bounce it.

Here is the exact checklist and setup I use across sub-accounts to get Low Volume Standard and Standard A2P 10DLC campaigns approved on the first attempt.

Why A2P 10DLC Submissions Get Rejected

Carriers don’t reject campaigns arbitrarily; third-party vetting agencies follow rigid pass/fail rubrics. When an error hits your HighLevel Trust Hub dashboard, it almost always boils down to one of three mistakes:

• Tax ID and Legal Name Mismatch: Entering a DBA or trade name into the “Legal Business Name” field instead of the exact name printed on your IRS CP-575 or Form 147C.
• Missing Opt-In Proof: Giving a generic site URL where the reviewer cannot find an active form with explicit SMS consent checkboxes, terms, and privacy policy links.
• Sample Message Flaws: Forgetting to include your business name, opt-out keywords (STOP), or help instructions (HELP) inside the sample message templates.

If you need an immediate texting setup while waiting on 10DLC brand approval, you can always verify a toll-free number for SMS in GoHighLevel as a fallback.

Step 1: Match Business Registry Records to the Letter

Before touching the Trust Hub in HighLevel, dig up your official business formation document or IRS letter. Automated vetting cross-references your inputs directly against Dun & Bradstreet, IRS databases, and state registries.

• Legal Business Name: Enter your exact legal entity name. If your IRS letter says Acme Systems, LLC, do not submit Acme Systems.
• EIN (Tax ID): 9-digit Federal Employer Identification Number for US businesses. Sole proprietorships without an EIN need to choose Sole Proprietor registration (which requires an SSN).
• Physical Address: Use the registered business address on file with the IRS. Avoid P.O. Boxes or virtual mail services if they don’t match your state filing records.
• Authorized Representative: Use an email address on the company’s domain (like fahim@acmesystems.com). Free inboxes like Gmail or Yahoo routinely trigger manual fraud flags during Standard Brand reviews.

Step 2: Build a Compliant Web Opt-In Form

Your Campaign Registry submission requires an “Opt-in Description” and a live URL showing where users submit their numbers. If your landing page has a generic contact form without SMS disclosure text, reviewers reject the campaign immediately.

Your opt-in form must cover four requirements:

1. An explicit statement that the user agrees to receive SMS messages from the brand name.
2. Message frequency notice (e.g., “Message frequency varies”).
3. Message and data rate notice (“Message and data rates may apply”).
4. Direct links to your Privacy Policy and Terms of Service.

Here is clean HTML you can drop into your HighLevel custom HTML element or external landing page:

 First Name  Phone Number  
   I agree to receive transactional and promotional text messages from Acme Systems LLC at the phone number provided. Message frequency varies. Message and data rates may apply. Reply STOP to cancel or HELP for customer assistance. View our Privacy Policy and Terms of Service.  
 Submit Request

Make sure the consent checkbox is unchecked by default. Pre-checked boxes violate CTIA standards. Your privacy policy also needs an explicit non-sharing clause: “Mobile information will not be shared with third parties/affiliates for marketing/promotional purposes.”

To keep inbound leads compliant inside automated sequences, check out our guide on how to automate SMS opt-out and DND compliance in GoHighLevel.

Step 3: Craft Sample Messages with Required Disclosure Syntax

When picking your Campaign Use Case (usually “Customer Care”, “Marketing”, or “Low Volume Mixed”), HighLevel asks for 2 to 5 sample messages. Reviewers evaluate these against strict syntax rules.

Every sample message set needs:

• Brand identification: Your company name clearly stated at the beginning.
• Merge field formatting: Variables wrapped in brackets (like {{contact.first_name}} or [Customer Name]).
• Opt-out instructions: Explicit instructions to text STOP.
• Help instructions: Instructions to text HELP in at least one sample.

Here is a JSON payload representation with approved sample message strings you can adapt for your registration form:

{ "campaign_use_case": "Customer Care & Account Notifications", "sample_1": "Hi {{contact.first_name}}, this is Sarah from Acme Systems. Your service appointment is scheduled for tomorrow at 2:00 PM. Reply HELP for support or STOP to opt out.", "sample_2": "Acme Systems: Hi {{contact.first_name}}, thank you for contacting our team. We received your request and will call you shortly. Reply STOP to unsubscribe.", "sample_3": "Acme Systems Alert: Your invoice #1042 has been generated. View your balance at https://acmesystems.com/portal. Text STOP to end, HELP for help. Msg & data rates may apply."
}

If you use dynamic tags across templates, make sure to insert and test merge fields in GoHighLevel so empty values don’t trigger carrier spam filters.

Step 4: Write the Campaign Description and Opt-In Workflow

Reviewers spend less than a minute on your text descriptions. Don’t submit vague marketing pitches like “We text leads to close more deals.” Detail the operational workflow step by step.

Approved Campaign Description Template

“This campaign delivers customer service updates, appointment reminders, and follow-up communications to existing clients and inbound leads who have requested information from Acme Systems LLC.”

Approved Opt-In Flow Description Template

“Customers opt in via a web form located at https://acmesystems.com/contact. Users enter their phone number and must manually check an opt-in box agreeing to receive SMS communications from Acme Systems LLC. The form clearly links to our Privacy Policy and Terms of Service, stating message frequency and STOP instructions.”

Provide the direct URL to the live form. If your form sits behind a login screen or in a client portal, upload a public screenshot to your HighLevel Media Library and paste the direct image link into the description field.

Step 5: Submit the Registration in HighLevel Trust Hub

Once your documents, forms, and message templates are aligned, open the submission workflow in your sub-account or Agency view.

1. Inside your sub-account, head to Settings > Phone Numbers > Trust Hub (or A2P 10DLC).
2. Click Start Registration and select your brand tier. For accounts sending fewer than 2,000 messages daily across US carriers, choose Low Volume Standard or Standard Brand depending on your agency model.
3. Fill in the exact legal business details collected in Step 1.
4. Wait for Brand Vetting to clear (usually 10 minutes to 2 hours via HighLevel LC Phone or Twilio).
5. Once the brand status shows Verified, continue to Campaign Registration.
6. Select your Use Case (e.g., Low Volume Mixed or Customer Care).
7. Paste your pre-written Campaign Description, Opt-in Description, Opt-in Form URL, and Sample Messages.
8. Acknowledge the embedded link and call forwarding checkboxes, then click Submit.

Here is what the registration progression looks like inside Trust Hub:

[A2P 10DLC Registration Lifecycle]
Brand Submission -> Status: VERIFIED (Automated identity check)
Campaign Submission-> Status: IN_REVIEW (Manual CTIA human audit: 2-14 days)
Final Verification -> Status: APPROVED (TCR Campaign ID assigned)

Fixing Common A2P 10DLC Error Codes

If your campaign gets rejected, inspect the specific error code in Trust Hub before resubmitting. Hitting resubmit without modifying the underlying issue just wastes another review fee.

Error 30421: Opt-In Language Non-Compliant

The reviewer checked your opt-in URL and found a form missing a privacy policy link, missing the “Message and data rates may apply” disclaimer, or using a pre-checked consent box. Update the markup, test it in an incognito tab, and resubmit.

Error 30422: Sample Message Missing Mandatory Keywords

Your sample messages left out the brand name or missed “Reply STOP to cancel”. Update all submitted samples to include both the brand prefix and explicit opt-out instructions.

Error 30425: Direct Lending or Prohibited Content

Your message templates included words tied to third-party lending, crypto, credit repair, cannabis, or debt relief. These fall under carrier SHAFT-C restrictions (Sex, Hate, Alcohol, Firearms, Tobacco, Cannabis). Strip out prohibited terminology and stick to standard transactional or appointment copy.

For more delivery and throughput troubleshooting, check out our guide on how to fix GoHighLevel LC Phone SMS carrier filtering and delivery errors.

Frequently Asked Questions

How long does A2P 10DLC vetting take in HighLevel?

Brand verification takes 10 to 60 minutes for standard automated records. Campaign vetting is done manually by carrier review teams and takes anywhere from 3 to 14 business days. HighLevel will show “In Progress” until carriers approve or reject the submission.

Can I register without an EIN or registered business?

Yes. If you operate as a US sole proprietor without an EIN, register under Sole Proprietor Brand with your SSN. Sole proprietor campaigns have lower throughput limits (1 local number per campaign) and a strict cap of 1,000 messages daily across all carriers.

Why was my campaign rejected for “Direct URL Shorteners”?

Carriers reject messages containing public link shorteners (like bit.ly, tinyurl, or rb.gy) because spammers use them to disguise phishing domains. Use custom branded domain links or HighLevel’s native link tracking instead.

Do I have to pay the vetting fee again if my campaign is rejected?

Yes. Carriers charge non-refundable vetting fees for every submission. You won’t pay the recurring monthly campaign maintenance fee until it’s approved, but the one-time registration fee applies to each review cycle.

Next Steps for Your HighLevel Messaging Stack

Once your campaign status turns green and reads Approved, assign your phone numbers to the verified campaign in your phone settings. If your sub-account handles high-volume appointment confirmations or lead workflows, make sure your sending domains and message templates stay aligned to prevent carrier filtering down the line.