fyllyoTax Forms
Form 945
Annual Return of Withheld Federal Income Tax
Fyllyo uses local AI to interpret your documents, calculate required answers and fill PDF forms. Review the answers and their sources before saving, without uploading client documents.
A simpler way to prepare a PDF.
Pick a form
Choose a built-in template or set up your own blank fillable PDF once.
Add client documents
Drop in PDFs, scans, photos, Word files or typed notes. The AI reads them on your computer.
Review and save
Check the source lines, confirm key facts and edit the PDF. Uncertain values stay blank and flagged.
Form reference
Before you begin.
Use these notes as a starting point. Check the issuing agency’s current form and instructions for your client’s situation.
Open the source PDFFyllyo helps prepare PDFs. It doesn’t provide legal or tax advice, determine eligibility, or file forms for you.
Gather Required Information
Before you begin, ensure you have all necessary details such as your Employer Identification Number (EIN), total taxes withheld, total deposits made, and any balance due or overpayment. Having this information handy will streamline the form-filling process.
Details worth checking
Incorrect Employer Identification Number (EIN)
An incorrect or missing EIN can lead to processing delays or errors as this is a crucial identifier for your business. Ensuring the correct EIN is vital for the accurate processing of your tax return.
Incomplete Identifying Information
Accurate entry of your business name and address is essential to avoid processing errors. Mistakes in these fields can delay your tax return processing or result in correspondence from the IRS.
Missing User ID and CPM Schema
Failing to include the User ID and CPM Schema when applicable can result in the IRS rejecting or delaying your form. It's crucial for proper identification and processing.
Unmarked Final Return Box
Not marking the final return box when it applies can lead to unnecessary follow-up from the IRS, as it indicates whether this is your last return.
Miscalculation of Withheld Taxes
Incorrectly calculating the total federal income tax withheld can lead to penalties or interest on underpayments, and refunds may be delayed.
Lack of Attached Statement for Final Returns
If filing a final return, failing to attach a statement with the name and address of the record keeper can delay processing or lead to rejection.
Set up your own form once.
Fyllyo’s cloud service prepares a reusable template from your blank fillable PDF and setup instructions. No API key is required. Client documents stay on your computer, and subsequent filling runs locally. Check the first few filled forms carefully.
Mac with M1 or later · 16 GB memory recommended · About 8 GB free disk space