Content Library

1099Pro SOVOS FIRE to IRIS Tax Compliance Illustration — city financial district representing IRS filing transition and business reporting requirements

W-9 Solicitation at Scale: How to Collect and Validate TINs Before 1099 Season

Picture this: An enterprise with 15,000 active vendors misses annual W-9 re-solicitations for 800 vendors over two years. When the IRS issues a 972CG penalty notice proposing more than $2 million in information return penalties, the legal team discovers there is no central solicitation history; just informal email trails scattered across different AP mailboxes. The…

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1099Pro SOVOS FIRE to IRIS Tax Compliance Illustration — city financial district representing IRS filing transition and business reporting requirements

1099-R Reporting for Pension Plans and Retirement Distributions: A Compliance Deep Dive

When a pension administrator codes a 65-year-old retiree’s distribution as Code 2 instead of Code 7, the IRS reads it as an early distribution with an exception applied. At enterprise scale, that single error replicated across 500 forms triggers hundreds of recipient notices and a months-long correction project. This guide is written for plan administrators,…

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1099Pro SOVOS FIRE to IRIS Tax Compliance Illustration — city financial district representing IRS filing transition and business reporting requirements

IRS FIRE vs IRIS: What Every Enterprise Filer Must Know Before the Transition Deadline

Learn how the IRS transition from FIRE to IRIS impacts 1099 filing and what businesses must do to prepare for the new system.

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1099Pro SOVOS Business Tax Review Illustration — financial district imagery representing post-season tax compliance and business reporting analysis

How to Conduct a Post-Season Review for Your Business

Learn how to conduct a post-filing season review to identify reporting issues, clean vendor data, and improve 1099 compliance for next year.

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1099Pro SOVOS FIRE to IRIS Tax Compliance Illustration — city financial district representing IRS filing transition and business reporting requirements

FIRE to IRIS – What the IRS Transition Means for Businesses

Learn how the IRS transition from FIRE to IRIS impacts 1099 filing and what businesses must do to prepare for the new system.

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1099Pro SOVOS FIRE to IRIS Tax Compliance Illustration — city financial district representing IRS filing transition and business reporting requirements

How to File Form 1042 with the IRS

Understanding how to file Form 1042 is essential for any U.S. withholding agent that makes payments to foreign persons. Form 1042 — officially titled “Annual Withholding Tax Return for U.S. Source Income of Foreign Persons” — is a summary return filed with the IRS each year. It captures the total amount of tax withheld under…

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1099Pro SOVOS W-9 Tax Form Illustration — business and financial imagery representing taxpayer identification and IRS compliance requirements

What is a W-9 Form?

If you’ve ever hired a freelancer, paid an independent contractor, or worked with a vendor, you’ve likely encountered IRS Form W-9. But what is a W-9 form and why does it matter for your business? Form W-9 is an IRS tax document used to collect a payee’s legal name, address, and Taxpayer Identification Number (TIN)…

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1099Pro SOVOS Backup Withholding Tax Compliance Illustration — business professional presenting IRS withholding rules and tax rate guidance in an office setting

What Is Backup Withholding? A Clear Guide to IRS Rules and Rates

Backup withholding is a federal tax withheld on certain payments. Learn what it is, when it applies, the IRS rate, and how to stay compliant.

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1099Pro SOVOS 1042 vs 1042-S Tax Filing Illustration — professionals reviewing tax forms and compliance deadlines in an office setting

1042 vs 1042-S: Key Differences, Filing Rules & Deadlines

Confused about Form 1042 vs 1042-S? Learn the key differences, who files each form, deadlines, and how to stay IRS compliant.

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1099Pro SOVOS 1099 Tax Deadline Article Banner — city skyline illustration for contractor and IRS filing compliance

When Are 1099s Due to Contractors and the IRS?

Learn when 1099s are due in 2026, including deadlines for contractors, IRS filing dates, and how 1099-NEC, 1099-K, and 1042-S differ.

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