Tag: publication_1345

IRS Releases Updated Publication 1345 for Authorized e-file Providers

2 Nov 2026 11:34 a.m. · Source: IRS

IRS publishes revised Publication 1345 for authorized e-file providers, adding secure APIs for real-time EFIN validation and VCN registration, updated NIST guidance and Executive Order 14247 references.

Politics and Government Business Science & Technology Federal Government Computers and Internet Legal IRS Publication 1345 e-file EFIN validation VCN registration Executive Order 14247 tax software developers
IRS Reminds E-File Providers to Complete Annual Self-Certification and Register Website URLs

1 Oct 2026 9:16 a.m. · Source: IRS

IRS tells authorized e-file providers and EROs that annual self-certification opens October 1, 2026, and that websites handling taxpayer data must be registered on their e-file Application.

Politics and Government Business USA Federal Government Computers and Internet Legal Economy IRS e-file self-certification Publication 1345 Authorized IRS e-file Providers Electronic Return Originators taxpayer information