Various error messages and their resolution while filing GSTR3B through SMS

S.No.	Error/Information message	Error/ Information Description	Solution
1	Invalid input. For Help, please SMS HELP<space><Return Type> E.g. Help for Nil filing GSTR3B send HELP 3B. Send to 14409	This message is received when the Keyword (NIL, CNF or HELP) is not as per standard format i.e. there is an issue with keyword NIL, CNF or HELP.	Once you receive this message, you need to send the message in correct format for keyword NIL, CNF or HELP, as given below. NIL space<Return Type>space<GSTIN>space<Return Period> CNF space<Return Type>space<Code> HELP space<Return Type>
2	Request failed. Incorrect message format. Retry as: NIL <Return Type> <GSTIN> <Period> To file NIL 3B for Mar 2020: NIL 3B 07CQZCD1111I4Z7 032020 Send to 14409.	This message is received when message contents sent for filing NIL Form GSTR-3B are not as per standard format, like: a. GSTIN structure; or b. Return period; or c. Return type is not correct	Once you receive this message, you need to send NIL message again as per below format: NIL space<Return Type>space<GSTIN>space<Return Period> And send it with correct GSTIN Structure, Return Period or Return Type.
3	Request failed. Mobile number not registered for 11AAAAA1111A1AA. Please retry with registered mobile number or update mobile number on GST Portal.	This message is received when Mobile number is not registered as authorized signatory for that particular GSTIN.	Once you receive this message, you need to send SMS from registered mobile number of the authorized signatory of that particular GSTIN.
4	Request failed. Same mobile number is registered for multiple signatories of 11AAAAA1111A1AA. Please retry post updating mobile number on GST portal.	This message is received when Mobile number is registered for more than one authorized signatory for that particular GSTIN.	Same mobile number can’t be used by multiple authorized signatories, for the requested GSTIN, for filing Nil Form GSTR-3B. In such scenario, you first need to update the mobile number of the authorized signatory on the GST Portal, through non-core amendment process, by giving unique mobile number for every authorized signatory for that requested GSTIN. Note: Same mobile number can be used for filing Nil Form GSTR-3B for other GSTINs.
5	Request failed. Invalid GSTIN. Please retry with valid GSTIN as below: To file NIL return for Mar 2020: NIL 3B 07CQZCD1111I4Z7 032020. Send to 14409.	This message is received when GSTIN format is correct, but GSTIN is not registered on the GST Portal.	Once you receive this message, you need to send SMS with valid GSTIN, which is registered on the GST Portal.
6	Request failed. Incorrect format or Code Mismatch. Retry as: CNF 3B <CODE> Send to 14409. Mobile no. would be blocked for 24hrs in case of 3 continuous failure.	This message is received when taxpayer sends SMS in invalid format or code.	Once you receive this message, you need to send the SMS in prescribed format and with correct Validation Code, to file Nil Form GSTR-3B. In case, mismatch for Verification Code happens for 3 times continuously, then that particular mobile number will be blocked for 24 hours.
7	Request failed. GSTR3B already filed for 11AAAAA1111A1AA and tax period 012020. Please retry with different GSTIN or tax period.	This message is received when GSTIN provided has already filed return for the tax period provided.	If the taxpayer has already filed Form GSTR-3B (online/ SMS) for the requested tax period, then Nil Form GSTR-3B can’t be filed again through SMS for that particular return period.
8	Request failed. GSTR3B for previous tax period not filed for 11AAAAA1111A1AA. Please retry after filing return for previous tax period.	This message is received when GSTIN provided has not filed the previous tax period Form GSTR-3B return.	Once you receive this message, you need to file all previous Form GSTR-3B returns, to file Nil Form GSTR-3B through SMS, for that particular tax period.
9	You have exceeded maximum number of attempts for the day. Please try again after 24hrs. You may continue to file your return on www.gst.gov.in.	This message is received when repeated SMS in incorrect format is sent from same mobile number and then mobile number gets blocked for 24 hours.	You can try filing Nil Form GSTR-3B, through SMS, after 24 hours. However, you can login to the GST Portal to continue filing of Nil Form GSTR-3B, through online mode.
10	123456 is the CODE for Nil filing of 3B for 11AAAAA1111A1AA for period 012020. Code validity is 30 min. Confirm return filing by sending: CNF 3B <CODE> to 14409	This message is received when you send a SMS in format as NIL space<Return Type>space<GSTIN>space<Return Period> to initiate filing of Nil Form GSTR-3B.	Once you receive this message, you need to send a SMS in format as CNF space<Return Type>space<Code> to confirm filing of Nil Form GSTR-3B.
11	Request failed. Invalid or expired Code. Re-initiate Nil filing. Retry as: To file NIL return of GSTIN for Mar 2020: NIL 3B 07CQZCD1111I4Z7 032020 Send to 14409	This message is received in case you have sent SMS: With Verification Code without creation of the request for filing Nil Form GSTR-3B or With Verification Code post expiration of the code for filing Nil Form GSTR-3B	Once you receive this message, you need to send a SMS in format as NIL space<Return Type>space<GSTIN>space<Return Period> to initiate filing of Nil Form GSTR-3B. In case, mismatch for Verification Code happens for 3 times continuously, then that particular mobile number will be blocked for 24 hours.
12	Request failed. Pending liabilities exist for tax period 042020 for 11AAAAA1111A1AA. Please continue return filing on www.gst.gov.in.	This message is received in case GSTIN provided is not eligible for filing Nil Form GSTR-3B for that particular return period, as there is pending tax, interest, late fee or any other liability pending.	Once you receive this message, it means that there are pending liabilities which needs to be paid by you. Therefore, you need to continue filing of your Form GSTR-3B through online mode on GST Portal.
13	Your last request for 11AAAAA1111A1AA for period 042020 is still under progress; generation of code may take up to 5 mins.	This message is received when another request for Verification Code is sent by you within 5 minutes of an earlier request sent for generation of code.	Code generation will take around 5 minutes. Once you receive this message, you need to wait for 5 minutes to send another request for Verification Code. Even after waiting for 5 minutes, if you have not received code, then you can request for a new code.
14	To file NIL return of GSTIN for Mar 2020: NIL 3B 07CQZCD1111I4Z7 032020. To confirm Nil filing: CNF 3B CODE. Send to 14409. More details on www.gst.gov.in	This message is received when you send message for getting help related to filing Nil Form GSTR-3B.	Once you receive this message, you can send a SMS in format as NIL space<Return Type>space<GSTIN>space<Return Period> to initiate filing of Nil Form GSTR-3B.
15	Request failed. An existing request is under process for 11AAAAA1111A1AA and tax period 032020. Please try again later.	This message is received, in case, two authorized signatories send parallel request to file Nil Form GSTR-3B for same GSTIN and return period and the previous request is still being processed.	Once 2nd authorized signatory receives this message, he/she must wait for some time until the previous request sent by 1st authorized signatory is processed to file Nil Form GSTR-3B.   You can also check with other authorized signatories, in case, they have sent the request for filing Nil Form GSTR-3B from their mobile number.
16	Your, 11AAAAA1111A1AA, GSTR3B for tax period 042020 is filed successfully and ARN is AAAAAAAAAAAAAAA. Please use this ARN to track the status of your return.	This message is received on successful verification of code and filing of Nil Form GSTR-3B.	Once you receive this message, it means that you have successfully filed Nil Form GSTR-3B through SMS. You can login to the GST Portal for tracking the status of your filed return.
17	Nil filing request for 11AAAAA1111A1AA for period 042020 could not be processed. Please try again or continue to file return on www.gst.gov.in.	This message is received when Verification Code validation fails due to technical issues on GST Portal.	Once you receive this message, wait for some time and try filing Nil Form GSTR-3B again, if you do not receive any ARN for Nil Filing of Form GSTR-3B.
18	Incorrect message format. For Help, please SMS HELP<space><Return Type> E.g. Help for Nil filing GSTR3B send HELP 3B Send to 14409	This message is received, in case HELP keyword is sent in incorrect format to get Help related to filing Form GSTR-3B.	Once you receive this message, you need to send a SMS in format as HELP space<Return Type> to get Help related to filing Nil Form GSTR-3B.
19	Request failed. 11AAAAA1111A1AA is not a regular taxpayer during the requested tax period. Please retry with another GSTIN or tax period.	This message is received if GSTIN mentioned in SMS is not registered as regular taxpayer for that particular return period, on GST Portal.	To file Nil Form GSTR-3B through SMS, GSTIN has to be registered as a regular taxpayer, for that particular return period. You can check on the GST Portal, if the GSTIN, during the requested tax period is registered as regular (normal/casual/SEZ) taxpayer. If not, you can try filing Form GSTR-3B for another tax period where taxpayer is registered as regular (normal/casual/SEZ) taxpayer.
20	Request failed. 11AAAAA1111A1AA was cancelled prior to requested tax period 042020. Please retry with another GSTIN or tax period.	This message is received, if the GSTIN registration was already cancelled, from a date prior to return period for which the Nil Form GSTR-3B is being filed.	Nil Form GSTR-3B cannot be filed for a particular tax period, if GSTIN registration was cancelled from a date prior to the requested tax period. Try filing Nil Form GSTR-3B, for some other tax period, when GSTIN registration was active.
21	Request failed. Requested tax period 042020 is prior to date of registration for 11AAAAA1111A1AA. Please retry with another GSTIN or tax period.	This message is received, if the period for which Nil Form GSTR-3B is being filed, is before the date of registration for the GSTIN.	Nil Form GSTR-3B cannot be filed for the period, if the requested tax period is prior to date of registration. Try filing Nil Form GSTR-3B, for some other tax period, on or after the date by when registration was active.
22	Request failed. Please activate your User ID on GST portal. Retry as below: To file NIL 3B of GSTIN for Mar 2020: NIL 3B 07CQZCD1111I4Z7 032020 Send to 14409	This message is received in case the taxpayer has not activated/reactivated their USER ID on the GST Portal.	If taxpayer has changed the authorized signatory, then he/she has to reactivate the USER ID on GST Portal, to file Nil Form GSTR-3B through SMS. Further, for a new taxpayer also, USER ID has to be activated on the GST Portal, before attempting to file Nil Form GSTR-3B through SMS.
23	Request failed. 11AAAAA1111A1AA not eligible to file nil return for tax period 0402020 via SMS. Please continue return filing on the www.gst.gov.in	This message is received in case the GSTIN is not eligible for filing Nil Form GSTR-3B.	Once you receive this message, you need to check eligibility criteria required for filing Nil Form GSTR-3B. Post meeting all the requirements, you can initiate filing Nil Form GSTR-3B through SMS.
24	Request failed. Saved data exists for GSTR3B for 11AAAAA1111A1AA for tax period 042020. Please continue to file return on www.gst.gov.in	This message is received in case: GSTIN provided is not eligible for filing Nil Form GSTR-3B, due to saved data in your Form GSTR-3B, on GST Portal during NIL request or GSTIN provided is not eligible for filing Nil Form GSTR-3B due to saved data in your Form GSTR-3B, on GST Portal during CNF request	Once you receive this message, it means that you have some saved data in your Form GSTR-3B, on GST Portal. Therefore, you need to continue filing of your Form GSTR-3B through online mode on GST Portal.
25	Request failed. GSTR3B can be filed only on or after 1st of month following the tax period 042020. Please try with another GSTIN or tax period.	This message is received in case you try to file Nil Form GSTR-3B before 1st of the subsequent month for which the return is being filed for.	Once you receive this message, you need to Nil Form GSTR-3B on or after 1st of the subsequent month for which the return is being filed for. For example, for the month of April 2020, nil return can be filed only on or after 1st May 2020.
26	Please confirm the Nil filing using code received. In case of non-receipt of code please try again after 5 min.	This message is received when the request for Verification Code is sent again by you within 5 minutes of sending the SMS for generation of code and code is still being processed.	Code generation will take around 5 minutes. Once you receive this message, you need to wait for 5 minutes. Even after waiting, if you have not received code, then you can request for generation of new code (after 5 minutes).