Technical Specifications
11/28/2022
Technical Specifications
09/07/2022
Informed Delivery API XML Schemas-Release 4.1.0_9-1-2022

This is a ZIP file of the XML schemas for the 4.1.0 release of the Informed Delivery API.

Technical Specifications
08/30/2022
Technical Specifications
08/30/2022
Technical Specifications
08/29/2022
Labeling List Changes Effective October 1, 2022

Effective October 1, 2022, we are revising Labeling List(s) L001, L007, L012, L014, L015, L201, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the October 1, 2022, effective date, but no later than November 30, 2022, expiration date. The changes will be published in the Postal Bulletin, Issue #22607.

Technical Specifications
06/27/2022
Labeling List Changes Effective August 1, 2022

Labeling List Changes

Effective August 1, 2022, we are revising Labeling List(s) L006, L007, L012, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings that are inducted on or after the August 1, 2022, effective date, but no later than September 30, 2022, expiration date. The changes will be published in the Postal Bulletin, Issue #22602.

Labeling Lists

 

L001 5-Digit Scheme - Periodicals, Standard Mail, and Package Services Flats and Irregular Parcels

Changes

No Changes to L001

Newly Added
No Additions to L001

Deleted
No Deletions from L001

Technical Specifications
06/13/2022
Technical Specifications
06/13/2022
Technical Specifications
06/07/2022
Technical Specifications
06/01/2022
Informed Delivery API Technical Specifications v4.0.1 6-1-2022

This is the Technical Specifications guide for the Informed Delivery API - Release 4.0.1