Tax Reporting Red Flags That Signal You Need To Clean Your Vendor Master File

As many of your organizations receive CP2100/CP2100A notices, returned mailed recipient statements, or notifications of undeliverable electronic recipient statements, you are reminded that even though the IRS puts the onus on the vendor to notify you of changes, vendors are failing to notify you of not only of legal name or tax id changes, but also of address and employee changes. As a result, organizations must be proactive in cleaning their vendor master file on a regular basis to avoid errors in vendor information that can trigger these tax reporting red flags.

Two Tax Reporting Red Flags That Signal Your Vendor Master File Has Bad Vendor Information

Vendor information is not static; it can change as employees turnover, entities move, merge, change names, or update their tax identification details.

IRS CP2100 (50 or more errors) and CP2100A (50 or fewer errors) notices are red flags that alert businesses that the legal names and Taxpayer Identification Numbers (TINs) taken from the vendor master file and used on filed tax reporting fail to match IRS records. These notices, sent in April and October, serve as a critical indicator that a company's vendor master file contains inaccurate information.

Another red flag is returned or undeliverable recipient statements. Whether sending physical recipient statements to an undeliverable mailing address or electronic recipient statements to a bad email address, the recipient statements sometimes fail to reach the vendor. Returned or undeliverable recipient statements require manual work to identify the correct information to resend. Further, this delay in receiving the recipient statement directly results in delays in vendor’s reporting errors that require corrections, which delays filing corrections with the IRS and can lead to increased penalties.

Notifications of bad vendor legal names, TINs, mailing addresses and email addresses are red flags that indicate your vendor master file has inaccurate information and needs a cleanup.

How Often Should You Clean the Vendor Master File?

When an organization only cleans its vendor master file once a year (or not at all), it is essentially operating with "stale" data for most of the fiscal cycle. Further, if that once-a-year cleanup is done at the end of the year, that may not be enough time to identify inaccurate data and collect updated information from the vendors in time for tax reporting.

The more often you clean your vendor master file, the less time the process will take, because you are only dealing with the number of vendors that have had information changes since the last cleanup. For example, if you clean your vendor master file monthly, you are only dealing with vendors whose information has changed (did not pass validations) within the past 30 days. This is true whether you have hundreds or thousands of vendors, or more.  

Experts recommend cleaning your vendor master file on a regular, proactive schedule, ideally monthly, or at least quarterly. This will allow your organization to stay on top of vendor information changes and have enough time to follow up with vendors to collect accurate information prior to tax reporting season.

How Long Will It Take To Clean the Vendor Master File?

The length of time it will take to complete this process differs from one organization to another. Different or more validations may be needed based on the type of vendors, whether they are domestic or international, and other requirements based on your organization’s industry or policies.  

Assign one team member and a backup to perform the cleanup process. If you have more than one accounting system, consider assigning different team members to each, then rotating to ensure adequate knowledge of the process for each system.

Conclusion

Accurate vendor information and ongoing maintenance and follow-up are essential to minimize tax reporting risks. With regular reviews of vendor information, either monthly or quarterly, your organization can effectively manage vendor information changes that affect tax reporting. By following a structured process and assigning dedicated team members, you can ensure the accuracy of the vendor master file.

Resources:

1. IRS Page: Understanding your CP2100 or CP2100A Notice
2. IRS Page: Information Return Penalties
3. IOFM Master Class: Master Data File Management > Master Data File Review Process