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Everything you need for year-end filing

Deadlines, regulatory changes, and filing guides for year-end forms, all in one place.

Your 2027 compliance calendar

A month-by-month guide with all key federal payroll and tax deadlines, holidays, and monthly tips.

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Year-end & reporting

All year-end resources

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Multi-State General
W-2 and 1099 filing checklist: 3 steps for a smooth year-end Compliance Corner

W-2 and 1099 filing checklist: 3 steps for a smooth year-end

Get your 2026 year-end filing right. Learn how to prepare, verify, and e-file your W-2 and 1099 forms with confidence using this 3-step checklist for employers. Oct 2026 Read more Year-end payroll tax reporting: 6 expert tips Compliance Corner

Year-end payroll tax reporting: 6 expert tips

Six tips for year-end payroll tax reporting: reconcile 941s, collect e-consents, verify SSNs and TINs, and meet the February 1, 2027 W-2 deadline. Oct 2026 Read more Year-end payroll checklist for 2026 Blog

Year-end payroll checklist for 2026

Use this year-end payroll checklist to reconcile wages by state and entity, check 2026 tax limits, and set up 2027 payroll before the February 1 W-2 deadline. Oct 2026 Read more Holiday payroll in 2026: deadlines, seasonal hires, and pay rules Blog

Holiday payroll in 2026: deadlines, seasonal hires, and pay rules

Holiday payroll means seasonal hires, shifted processing deadlines, and year-end pressure all at once. Here's how payroll managers can stay ahead of it. Oct 2026 Read more 5 things you must know about the 2026 Form W-2 Compliance Corner

5 things you must know about the 2026 Form W-2

The 2026 Form W-2 adds box 12 codes TP, TT, and TA and splits box 14. Get the February 1, 2027 deadline, penalty tiers, and filing rules before year-end. Sep 2026 Read more Perfecting quarter-end payroll tax reporting (Form 941) Compliance Corner

Perfecting quarter-end payroll tax reporting (Form 941)

Get clear on IRS Form 941 — what it reports, filing deadlines, and how the 2026 form updates affect your payroll tax reporting and compliance process. Sep 2026 Read more All about TIN/SSN verification at year-end Compliance Corner

All about TIN/SSN verification at year-end

TIN and SSN verification for tax year 2026: how IRS TIN Matching and SSA SSNVS work, what errors cost, and the steps to verify before you file W-2s and 1099s. Sep 2026 Read more Form 941 and W-2 reconciliation: what has to match at year-end Compliance Corner

Form 941 and W-2 reconciliation: what has to match at year-end

Form 941 and W-2 reconciliation for 2026: which totals the IRS compares, what can differ, and what to fix before the February 1, 2027 deadline. Sep 2026 Read more Multi-state payroll in 2026: overcoming year-end challenges Blog

Multi-state payroll in 2026: overcoming year-end challenges

Multi-state payroll for year-end 2026: how to allocate W-2 wages across states, handle 1099s, and prepare for new W-2 codes and the February 1, 2027 deadline. Sep 2026 Read more

Filing coverage

Forms Greenshades files for you

W-2s, the full 1099 series, ACA, Canadian slips and more — all filed as an approved transmitter.

W-2 & wage statements

  • W-2
  • W-2c (corrections)
  • W-2GU (Guam)
  • W-2PR / 499R-2 (Puerto Rico)

The 1099 series

  • 1099-NEC, -MISC
  • 1099-DIV, -INT
  • 1099-B, -C, -K
  • 1099-PATR, -R, -S

1098 information returns

  • 1098 (mortgage interest)
  • 1098-C (vehicle donations)
  • 1098-T (tuition)

ACA health coverage

  • 1094-C & 1095-C (employer coverage)
  • 1095-B (health coverage)

Foreign-person withholding

  • 1042
  • 1042-S (U.S.-source income to foreign persons)

Gambling & tip income

  • W-2G (gambling winnings)
  • 8027 (food & beverage tips)

Federal unemployment

  • Form 940 (FUTA)
  • Schedule A & Schedule R

Canadian year-end slips

  • T4 (remuneration paid)
  • T4A (pension & other income)

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Year-end forms, handled

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