Tax2439

As a tax document issuer you collect the data elements shown below into either a flat or tree structure.

 

You then populate the applicable FDX object, serialize it to JSON, and
distribute the JSON in up to 4 ways.

(1) File download or (2) API

(3) Printed document with QR code

(4) PDF file with embedded JSON


FDX / Data Structures / Tax2439
Form 2439, Notice to Shareholder of Undistributed Long-Term Capital Gains, from RIC or REIT (1st-2nd boxes as issuer) to Shareholder (3rd-4th boxes as recipient)
Extends and inherits all fields from Tax  
Tax2439 Properties
#IdTypeDescription
1fiscalYearBeginDateString
2fiscalYearEndDateString
3undistributedLongTermCapitalGainsnumberBox 1a, Total undistributed long-term capital gains
4unrecaptured1250GainnumberBox 1b, Unrecaptured section 1250 gain
5section1202GainnumberBox 1c, Section 1202 gain
6collectiblesGainnumberBox 1d, Collectibles (28%) gain
7taxPaidnumberBox 2, Tax paid by the RIC or REIT on the box 1a gains
Tax2439 Usage:

FDX Tax Schema and Model Files

A copy of the FDX tax schema files (yaml) and related model files in csharp, java, python, ruby, and typescript languages are available at this private GitHub repository:

https://github.com/iTipsDev/fdx-tax-schema-v6.6.0

We will make this repository available to developers implementing Financial Data Exchange (FDX) JSON in their applications. Just send your GitHub user email and company name to info@taxdataexchange.org to be granted access.

SDK (Java Software Development Kit)

A java SDK is available to generate Tax2439 documents as:

See this GitHub page and contact us at info@taxdataexchange.org to license the SDK.

SDK

Docker Image

A Docker image is available to generate Tax2439 documents as:

See this page and contact us at info@taxdataexchange.org to license the Docker image.

Docker

© Copyright 2026. All Rights Reserved. (www)