Why This Rejection Happens
The first automated response sent to a new subscriber (the Opt-in Confirmation Message) does not identify who is sending the message. Carriers require that the message body starts with your Brand Name to prevent spoofing and confusion.
Common Triggers: A generic "Welcome!" message, using a nickname instead of the registered entity name, or burying the brand name at the end of the text.
Root Cause Analysis
Primary Triggers
- Placement: The brand name is included but not at the start of the message. Best practice is "Brand Name: Message..."
- Inconsistency: The name used in the text ("Joe's") does not match the registered Brand Name ("Joseph Smith LLC").
- Omission: The message assumes the user knows who it is because they just signed up. This assumption is invalid for compliance auditing.
Required Elements
| Element | Required Format | Example |
|---|---|---|
| Brand Prefix | "[Brand]:" at start | "Acme Corp: You are subscribed..." |
| Consistency | Match Registration | Must match "Brand Display Name" field. |
| Timing | First Message | Applies to the automated opt-in reply. |
Step-by-Step Remediation
Review Your "Opt-in Message"
Check the "Sample Message 1" or "Opt-in Message" field in your TCR application.
✓ Compliant Message
"North Star Logistics: Thanks for subscribing to shipping alerts. Msg freq varies. Reply HELP for help, STOP to cancel."
✗ Non-Compliant Message
"Thanks for subscribing! Here is your coupon for 10% off."
(Missing Brand Name prefix.)
Check Character Limits
If your brand name is very long ("The Association of American..."), consider registering a shorter DBA ("TAOA") to save space, but ensure the DBA is official.
Update Platform & TCR
Update your actual SMS platform template AND the TCR registration data. They must match exactly during the audit.
Carrier-Specific Requirements
T-Mobile
- Visual audits often fail if the brand name isn't the very first thing in the message. Do not put "Hello!" before the brand name.
AT&T
- Will flag messages if the sender identity is ambiguous or generic (e.g., "Alert:" instead of "BankName:").
MyTCRPlus Tools That Can Help
Message Flow Validator
Paste your Opt-in Message to check for proper brand name placement and formatting.
Brand Consistency Checker
Ensures the name you use in the text matches your registered legal entity or DBA.
Pre-Resubmission Checklist
- The message starts with "[Brand Name]:".
- The Brand Name matches my registration data.
- I have updated the text in the TCR portal.
- I have updated the actual auto-responder on my platform.
Common Mistakes to Avoid
❌ "Hi [First Name]"
Personalization is good, but it should come after the brand name. Correct: "Brand: Hi John..." Incorrect: "Hi John, welcome to..."
❌ Using the Phone Number
Do not use your sending number as the brand identifier. "From 833-555-0199" means nothing to the consumer.
Expected Timeline
Related Rejection Codes
This guidance provides general information about 10DLC compliance requirements. Identifying the sender is a core transparency requirement. Organizations should ensure every message clearly identifies the sender to reduce opt-outs and complaints. MyTCRPlus does not provide legal advisory services or regulatory representation.