Data Submission Deadlines
MIDB/MODB and Core Options^TM
Data Submission Guide For MIDB/MODB
Detailed instructions for all aspects of data transmission 

MHA Data Packager User Guide
Instructions for using the MHA Data Packager to submit data. 

Current MHA 1400
MHA's standard Submission File Format and Data Definitions 

MHA 1400 Revision History Table of format changes
Last updated: 4-15-08