Error Codes
Mail.XML Validations: April 2016

This document contains information about Postal Service eDoc Error Codes.

Error Codes
Mail.dat Validations: April 2016

Postal Service eDoc Error Codes.

Technical Specifications
06/02/2016
Postage Payment and Reporting (eDoc) Mail.XML 16.0: Version 1 Release 23

This document contains information pertaining to Mail.

Technical Specifications
06/02/2016
Postage Payment and Reporting (eDoc) Mail.XML 17.0: Version 1 Release 23

This document contains information pertaining to Mail.

Technical Specifications
04/29/2016
Technical Specifications
04/29/2016
Technical Specifications
04/29/2016
Technical Specifications
04/29/2016
Error Codes
04/29/2016
R43 April Error Codes

This document provides information on Mail.dat R43 and Mail.xml R43 error codes: validation code, description, and action. 

Technical Specifications
04/26/2016
Postal Service Mail.dat Technical Specification Version 1 Release 44

Postal Service Mail.dat Technical Specification Version 1 (R44) is a comprehensive technical guide that outlines steps for exchanging electronic data with the PostalOne! ® system using the Mail.dat® file format.