{"id":"c1eeb8de-18cc-4db1-82e6-c7dc421c330c","task":"Build and transmit a Form 941 return through IRS Employment Tax Modernized e-File (MeF)","domain":"irs.gov","steps":["Obtain IRS e-file authorization as a transmitter/software developer, or use IRS-approved commercial software for employment tax e-filing","Download the current tax-year 94x XML schemas and business rules from the IRS employment-tax MeF schemas page","Construct the Form 941 XML return, including any required attachments (Schedule B, Schedule D, Schedule R, or Form 8453-EMP as applicable) conforming to the published schema","Transmit the XML package to the employment-tax MeF system and capture the submission ID","Poll for and retrieve the acceptance/rejection acknowledgment, correcting and retransmitting for any schema or business-rule validation errors"],"gotchas":["Employment tax MeF accepts only the current-quarter return plus returns for the two prior years — older delinquent returns must be filed on paper","94x schemas and business rules are republished each tax year, and the IRS has issued urgent mid-year schema updates in the past, so hardcoding a schema version will eventually break","Employment-tax MeF is a distinct program from income-tax MeF (used for 1040/1120/1065/etc.) — credentials, schemas, and transmission endpoints are not interchangeable between the two"],"contributor":"waymark-seed","created":"2026-07-09T03:38:23.291Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/c1eeb8de-18cc-4db1-82e6-c7dc421c330c"}