AU branded sender ID rejection reference

Use this checklist before resubmitting a rejected Australia branded sender ID registration.

How to fix a rejected application:

Find the rejection reason from your email or in-app notification in the first column, then complete every check in that row before resubmitting.

ACMA requires that a Sender ID is clearly linked to the entity's registered business name, company name, trademark, or domain name. Full registration guidelines: acma.gov.au/registering-sender-ids.

Fix every rejection reason listed in your notification before resubmitting.

Business Registration:

Rejection reason	ACMA requirement	Check before resubmitting
Official business registration document is missing K0012	Businesses must have an active ABN or ACN registered with the relevant Australian authority. Status must be Active (ABR) or Registered (ASIC).	☐ Document is a current, official government-issued registration record ☐ Business name on document exactly matches the registration form ☐ ABN or ACN is shown and correct ☐ Business status is Active or Registered (not cancelled or deregistered) ☐ Pty Ltd: fresh ASIC company extract from connectonline.asic.gov.au. Ensure that this is a complete extract that lists "Registered Officers". An example of the correct, complete extract can be seen here. ☐ Sole trader: ABN confirmation from abr.business.gov.au ☐ Trust: ABN registration for the trust entity ☐ Partnership: ABN registration for the partnership entity
Authorised Representative is not listed on the Business Registration Extract K0129	The authorised representative must be the ABR contact for the ABN — the person who manages the business's ABN. For companies: must be a listed director or officer on the ASIC extract.	☐ Rep is listed as a current director or officer on ASIC extract (Pty Ltd) ☐ OR is the ABN holder shown on ABR registration (sole trader) ☐ OR is the named trustee on the trust deed (trust) ☐ OR is a named partner in the partnership agreement (partnership) ☐ If rep is not a listed officer: ensure an LOA signed by a listed officer is uploaded when you resubmit. The LOA must be this template. ☐ Rep's name on document exactly matches name on form
Details on document do not match registration form K0028	All details on the uploaded document must exactly match the details entered on the registration form.	☐ Business name matches form exactly — check punctuation, spacing, abbreviations (Pty Ltd vs Pty. Ltd.) ☐ ABN/ACN on document matches form exactly ☐ Address on document matches form exactly ☐ Document is a fresh copy — not an old extract with outdated details ☐ Scan is clear and all text is readable

Business & Representative Verification

Rejection reason	ACMA requirement	Check before resubmitting
Contact person must be an official business representative with verification authority K0058	The authorised representative must be an official business representative verifiable against the business registration extract.	☐ Rep is listed on the business registration extract as a director or officer ☐ If not listed: ensure an LOA signed by a listed officer is uploaded when resubmitting ☐ Rep's name, email, and phone number on form are correct and match exactly
Email address of Authorised Representative does not align with the business domain K0057	The rep's email must use the business's official domain — not a generic provider such as Gmail or Outlook.	☐ Email ends with business domain (e.g. @mybusiness.com.au) ☐ Email is not @gmail.com, @yahoo.com, @outlook.com, or similar generic domain ☐ Email domain matches the business website domain
Email domain does not match the website domain K0109	The email domain and website domain must match.	☐ Email domain (part after @) matches the website domain ☐ e.g. email: [e-mail], website: mystore.com.au
Business name does not match the website SSL certificate or URL K0010	The business name must be verifiable against the website. The site must be live, secure, and display the registered business name.	☐ Website is publicly accessible ☐ Website URL begins with https:// (valid SSL certificate) ☐ Business name is clearly displayed on the website ☐ Business name on website matches the name on the registration exactly
Website is not affiliated with or representative of the business K0110	Website must be owned and operated by the registered entity.	☐ Website is owned by the business and not a marketplace storefront (e.g. not a Shopify/Etsy/Amazon seller page) ☐ Website displays business name, contact details, and ABN if possible

Letter of Authority (LOA)

Rejection reason	ACMA requirement	Check before resubmitting
A Letter of Authority (LOA) is required K0131	An LOA is required when the person completing the registration is not a listed officer on the business registration extract.	☐ Correct LOA template is being used. You must use this template. ☐ LOA clearly identifies the business by name and ABN/ACN ☐ States the full legal name of the person being authorised ☐ States their authority (e.g. 'to register and manage SMS Sender IDs on behalf of [Business]') ☐ Signed by a director or officer whose name appears on the business registration extract ☐ Includes the date of signing ☐ Signatory's full name and role are clearly stated
Letter of Authority (LOA) contains incomplete information K0130	LOA must be complete with all required fields present.	☐ All required fields are present: reason, authorised person's name, business name/ABN, signatory name and role ☐ Signatory is a listed officer on the business registration extract
Letter of Authority (LOA) is not dated K0132	LOA must include the date it was signed.	☐ Date of signing is clearly shown on the LOA ☐ LOA has been re-signed if date was added after original signing
Letter of Authority (LOA) is not signed K0133	LOA must be signed by an authorised officer whose name appears on the business registration extract.	☐ Ensure that documentation listing authorised officers is uploaded when resubmitting your registration ☐ LOA is signed by a director, officer, or business owner listed on the registration extract

Sender ID

Rejection reason	ACMA requirement	Check before resubmitting
Sender ID not clearly associated with your legal business name K0015	Sender ID must clearly represent the entity via one of: registered business name (ASIC, Registered), company name (ABR, Active), registered trademark (IP Australia, Registered), or registered domain (WHOIS, entity is registrant, active).	☐ Sender ID matches registered business name at asic.gov.au — status is Registered ☐ OR matches company name at abr.gov.au — status is Active ☐ OR matches trademark at search.ipaustralia.gov.au — status is Registered ☐ OR matches domain at whois.auda.org.au — entity is registrant, site/email is active ☐ If using a brand name: ensure that trademark cert or domain ownership cert is uploaded when resubmitting ☐ Sender ID is not generic, misleading, or impersonating another entity
The Sender ID was rejected by ACMA K0101	Sender ID must not contain prohibited, offensive, deceptive, or restricted words as defined by ACMA.	☐ Sender ID does not contain a restricted word — check acma.gov.au/restricted-terms-sender-ids ☐ Sender ID is not offensive, deceptive, or misleading ☐ Sender ID does not contain the word 'Unverified' ☐ If required, create a new Sender ID and update in Klaviyo: Settings > Text Message > Sender Information
Sender ID is too generic and does not relate to your brand or business name K0104	Sender ID must be specific to the brand or business — generic terms are not accepted.	☐ Sender ID is specific to this business — not a common word (e.g. not 'Store', 'Shop', 'Deals') ☐ If borderline: ensure a trademark cert or domain ownership cert is uploaded when resubmitting to prove the link
Sender ID is missing or does not match the expected format K0146	Sender ID format rules (ACMA): • 2–11 characters (ASCII 32–126) • Not solely numbers • No leading/trailing space or underscore • Does not contain 'Unverified'	☐ Sender ID is between 2 and 11 characters ☐ Contains only letters, numbers, and spaces — no special characters ☐ No leading or trailing spaces ☐ Sender ID exactly matches Klaviyo account settings

Use Case

Rejection reason	ACMA requirement	Check before resubmitting
Use case description is missing K0141	A specific, accurate description of the SMS use case must be provided.	☐ Description is specific — not just 'marketing messages' ☐ Includes: message type, audience, and how recipients opted in ☐ Example: 'Promotional campaigns and transactional order notifications sent to customers who opted in via our website checkout.'
Sample message is missing or exceeds 160 characters K0142	A realistic sample message must be provided, 160 characters or fewer.	☐ Sample message is 160 characters or fewer ☐ Sample reflects an actual message that will be sent (not a placeholder) ☐ Includes opt-out language where relevant (e.g. 'Reply STOP to unsubscribe')
Estimated message volume per month is missing K0143	Estimated monthly message volume must be provided.	☐ A realistic monthly volume estimate has been entered ☐ Field is not blank

Business Address

Rejection reason	ACMA requirement	Check before resubmitting
A PO Box is not an acceptable form of address K0113	ACMA requires a full physical business address. PO Boxes are not accepted.	☐ Address is a full physical street address ☐ Address matches the address on the official business registration extract
Partial addresses are not accepted K0114	A complete address must be provided, partial addresses are not accepted.	☐ Address includes: street number, street name, suburb, state, and postcode ☐ Address matches the official business registration extract

Government-Issued ID

Rejection reason	ACMA requirement	Check before resubmitting
Provided identity document is not an acceptable form of proof of identity K0115	Must be a government-issued photo ID.	☐ ID is a government-issued photo ID (Australian passport or Australian driver's licence or is issued from a non-Australian government) ☐ Not a Medicare card, employee ID, membership card, or any non-photo document
Provided identity document has expired K0116	ID must be current and not expired.	☐ Check the expiry date, ID must be valid at time of submission ☐ New, current ID obtained and uploaded
Name on government-issued ID does not match Authorised Representative details K0117	Name on the ID must exactly match the authorised representative's name as entered on the form.	☐ Full legal name on ID exactly matches name on form — including middle names, hyphens, initials ☐ No nicknames or shortened names used on the form ☐ If name changed (e.g. marriage): supporting document uploaded (marriage cert, statutory declaration)
Issuing authority or country of the document does not match the information provided K0118	Issuing authority and country of ID must be consistent with information provided on the form.	☐ Country on form matches the country of the ID document ☐ If foreign passport: contact Klaviyo support before resubmitting
Proof of identity does not show a visible address K0119	ID must display a visible physical address.	☐ ID shows a physical address ☐ For Australian driver's licence: both front AND back uploaded as the address is on the back
Date of birth indicates the applicant is under 18 K0120	An authorized representative must be 18 years of age or older.	☐ Representative is 18 or older ☐ If under 18: a different representative has been nominated
ID document quality issue K0121 / K0122 / K0123 / K0124 / K0125 / K0126	ID must meet all quality requirements: • Government-issued photo ID • Colour copy (not black and white) • Both sides if double-sided • Clear and legible • Authentic and unaltered	☐ ID is a government-issued photo ID (passport or driver's licence) ☐ Upload is a colour copy ☐ Both front AND back uploaded for double-sided IDs (e.g. Australian driver's licence) ☐ Image is clear, in focus, and fully visible ☐ All four corners of the document are visible ☐ Not a photocopy or screenshot of a screen
Supporting document is not legible K0127	All supporting documents must be clear and readable.	☐ All uploaded documents are clear and all text is readable ☐ Re-scanned or re-photographed any document that was blurry, dark, or cropped