Announcements
Electronic Verification System (eVS®) Publications and Instructions

This document contains eVS® guides and publications.

Quick Service Guides
Quick Guide to Intelligent Mail Package Barcode (IMpb) Vendor Certification

This document outlines how to obtain  Intelligent Mail® Package Barcode (IMpb) Vendor Certification.

User Guides
Electronic Verification System (eVS®) IMpb Vendor Software Certification

This document will present an overview of the eVS® certification process for vendor software applications and versions.

Quick Service Guides
07/30/2019
Parcel Data Exchange (PDX) API Customer Guide

This document provides a customer reference guide for Parcel Data Exchange (PDX) Web Application API.

Quick Service Guides
07/30/2019
Parcel Data Exchange (PDX) Mailbox User Guide

This document provides a customer reference guide for the Parcel Data Exchange (PDX) Mailbox Feature.

User Guides
07/26/2019
Intelligent Mail® Package Barcode (IMpb) Implementation Guide for: Confirmation Services and Electronic Verification System (eVS) Mailers

This document provides technical guidance for the implementation of the Intelligent Mail package barcode (IMpb) and file formats.

Contact Lists
07/24/2019
eVS Electronic Verification System Precertified

Software certified for mailers to use eVS for parcel shipping

Tech Guides
06/10/2019
Tech Guides
06/10/2019
Data Files
01/02/2019
Quick Service Guides
12/17/2018
PostalOne!® Contingency Plan

The PostalOne! External Contingency Plan is a detailed description of what to do in the event that a system outage prevents you from submitting documentation electronically.

Fact Sheets
07/20/2018
Retirement of USPS Meter Label Solution

USPS will retire the Windows-based desktop shipping client application know as Meter Label Solutions by July 27, 2018.

User Guides
05/18/2018
Quick Guide to Electronic Verification System (eVS®)

This document provides short, digestible information on Electronic Verification System (eVS).

User Guides
05/18/2018
Quick Guide to Electronic Verification System (eVS®)

This document provides short, digestible information on Electronic Verification System (eVS).

Tech Guides
12/14/2016
eVS® File Format v1.6

Appendix A-1: Shipping Services File Version 1.6 File Layout Specification (as of 10/19/2016.)

Tech Guides
12/14/2016
eVS® File Format v1.7

Appendix B: Shipping Services File Version 1.7 (as of 10/19/2016).

Tech Guides
12/14/2016
eVS® File Format v2.0

Appendix C: Shipping Services File Version 2.0 (as of 10/19/2016).

Contact Lists
04/11/2016
Electronic Verification System (eVS®) Approved Product List

This document contains an updated listing of eVS approved products.

Applications/ Forms
12/15/2015
Electronic Verification System (eVS®) Application

Mailers interested in eVS must complete this application and email the completed application to the PostalOne! Help Desk at eVS@usps.gov.

Applications/ Forms
12/15/2015
Electronic Verification System (eVS®) Application

Mailers interested in eVS must complete this application and email the completed application to the PostalOne! Help Desk at eVS@usps.gov.

Quick Service Guides
06/01/2014
Parcel Labeling Guide

This document has been developed to make it easier to create and use labels on parcels shipped via the United States Postal Service® (USPS® ). While some flexibility exists in design of shipping labels, using these standards will make label certification easier and make processing your parcels more efficient.

Publications
10/01/2013
Publication 804: Drop Shipment Procedures for Destination Entry

This publication provides information on Drop Shipment Procedures for Destination Entry.

Data Files
01/01/2013
Electronic Verification System (eVS®) File Format v1.4c: exisiting customers only

This document contains an eVS® data file for exisiting customers.

User Guides
01/01/2012
Publication 199: Bulk Proof of Delivery (BPOD) Supplement

This document provivdes revisions to Publication 199 - Intelligent Mail® Package Barcode (IMpb) Implementation Guide for: Confirmation Services and Electronic Verification System (eVS®) Mailers Supplement for Bulk Proof of Delivery Services.

Fact Sheets
12/01/2011
Refund Requests Special Postal Payment Systems

This document outlines the Refund Requests for Special Postage Payment Systems (SPPS) process.

Quick Service Guides
10/01/2011
Fact Sheets
07/01/2011
Creating FAST® Appointments for Mixed Periodicals

This document provides an overview of FAST® appointments for mixed periodicals.

Fact Sheets
06/27/2011
Drop Ship Checklist for Mailers

This document contains the Drop Ship checklist for mailers utilizing eVS®.