Information For Bulk Filers

Bulk Filer FAQ

Summary of Instructions for Bulk Filers (DWI or Batch Loader)

Batch Loader Tool is now available: Batch Loader User Guide (pdf)

eFile & Pay Application to Become a Bulk Filer (fillable pdf) 

Note: Applicants who already have a Business eFile Number will not be assigned a new one. After the application is processed, a link to file for clients will be provided on the main menu in the eFile & Pay application.

Letter to bulk filers who have completed the registration process

Withholding
Presentation (pdf) of Withholding eFile & Pay online screens for bulk filers

Withholding Bulk File Specifications (pdf)

Sales
Presentation (pdf) of Sales eFile & Pay online screens for bulk filers

Sales/Use Bulk File Specifications (pdf)

Questions About
eFile & Pay?

idrefile@iowa.gov Please include your name, tax ID number, and daytime phone number. If your question is complex, we may need to call you.

1-866-503-3453 (toll free)

1-515-281-8453

Questions About
Iowa Tax Law?

idr@iowa.gov

1-800-367-3388

1-515-281-3114