Federal e-filing status page

Eric Updated by Eric

The following is a summary of the status of each federal government filing system used by CFS Payroll System.

E-Filing System

Status

IRS 94x (940, 941, 943, 944, 945, etc.)

OPEN

  • Closed for annual maintenance from late December to mid-January (last year: December 27, 2025 to January 13, 2026).
  • Always check the acknowledgment file to ensure the return was accepted.
  • 2027 filing season begins mid-January (2026 filing season began January 13, 2026).

IRS FIRE

PERMANENTLY CLOSED AS OF 11/19/26

  • Replaced by IRIS (see below)

IRIS

OPEN

  • Closed for annual maintenance from December to January (last year: December 3, 2025 to January 6, 2026)
  • 2027 filing season begins early January (last year: January 6, 2026).

BSO

OPEN

  • Closed for annual maintenance in early December.
  • 2027 filing season begins December 7, 2026.

How did we do?

E-filing additional forms that weren't included in first submittal

Find a client's E-Filing status with the Database Summary report