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SECTION 9. RESPONSIBILITIES OF
Internal Revenue Bulletin 1999-43 · 2026-10-03 edition · updated 2026-10-04 · United States
PARTICIPANTS IN FORM 941 e-file PROGRAM
.01 To ensure that complete returns are accurately and efficiently filed, Electronic Filers must comply with the technical specifications detailed in Publication 1855. .02 An Electronic Filer or On-Line Filer must comply with the following applicable userid/password and PIN requirements:
(1) if an Electronic Filer suspects that the confidentiality of the userid/password has been compromised, the Electronic Filer must contact the e-file Help Desk within 24 hours for instructions on
how to proceed. See section 20 of this revenue procedure for Service contact information;
(2) the Electronic Filer or On-Line Filer is responsible for ensuring that the PIN remains the confidential information of the Authorized Signatory. If the Electronic Filer or On-Line Filer suspects that the confidentiality of the PIN has been compromised, the Electronic Filer or OnLine Filer must contact the e-file Help Desk within 24 hours for instructions on how to proceed. See section 20 of this revenue procedure for Service contact information;
(3) if the Authorized Signatory changes, the Electronic Filer or On-Line Filer must notify the Service of the name and title of the new Authorized Signatory for the electronically filed Form 941 and apply for a new PIN no later than 15 days before the filing of another return. After this notification, the Service will deactivate the current PIN and issue a new PIN to the new Authorized Signatory. The new Authorized Signatory must submit a PIN receipt as specified in section 6.06 or 6.07 of this revenue procedure in order to activate the new PIN; and
(4) the Authorized Signatory must manually enter the PIN signature for each transmission of electronically filed Forms 941. .03 An Electronic Filer that is a Transmitter must:
(1) retrieve the acknowledgment file (in which the Service states whether it accepts or rejects the electronic portion of a taxpayer’s return for processing) within two work days of transmission;
(2) match the acknowledgment file to the original transmission file and send to the On-Line Filer either
(a) an acceptance notice within two days of retrieving the acknowledgment file; or
(b) a rejection notice within 24 hours of retrieving the acknowledgment file;
(3) immediately contact the appropriate service center for further instructions if an acknowledgment of acceptance for processing has not been received by the Transmitter within two work days of transmission or if a Transmitter receives an acknowledgment for a return that was not transmitted on the designated transmission;
(4) promptly correct any transmission error that causes an electronic transmission to be rejected; and
(5) ensure the security of all transmitted data.
.04 An Electronic Filer that is a Software Developer must:
(1) promptly correct any software error that may cause, or causes, an electronic return to be rejected;
(2) promptly distribute any such software correction;
(3) ensure that any software package that will be used to transmit returns from multiple Electronic Filers that are Agents has the capability of combining these returns into one Service transmission file; and
(4) not incorporate into its software a Service assigned PIN.
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