Does AMCOM/PEO Missiles and Space/JAMS PMO have the authority to change/release this publication?
This is a service specific process and in this case is covered by the Army Publishing Directorate (APD). For further information, please review the details at their resources website:
For specific TM guidance, the following link provides guidance in chapter 6:
For the specific TM in question, the APD personnel should be able to direct you to the correct originator of the publication to provide the changes.