Add Account Decommissioning Agreement Template and Update README.md

docs/how-to/account-decommissioning/README.md

@@ -1,6 +1,23 @@
 # AWS Account Decommissioning
 
+## Getting Started
+
+1. Download the [aws-account-decommission.docx](aws-account-decommission.docx) file.
+2. Add AWS the Account ID (10 characters) and Alias Name for both the linked commercial account and the govcloud account to the table located just above the Account Owner signature block. 
+3. Save the PDF as aws-account-decommission.{label}.pdf where **{label}** is the prefix of the account alias without the -ew or -gov.
+4. Send a copy of the PDF to the respective POC (Point of Contact) and the Division Chief of the POC, make sure to also CC **csvd.aws@census.gov** in the email.
+5. Ask the POC to read, digitally sign the PDF and reply-all in the email with the signed attachment.
+6. Upload the PDF to the Jira ticket for the decommission.
+7. Upload the PDF to the github PR for the decommission (in both censusaws and ma5-gov or lab-gov-management-nonprod, as appropriate)
+
+> You can find the account information for all AWS Accounts [here](https://github.e.it.census.gov/terraform/cloud-information/blob/master/aws/info/ACCOUNTS.md).
+
 # CHANGELOG
 
 - 1.0.0 -- 2025-06-18
   - initial
+
+- 1.0.1 -- 2025-06-18
+  - Add Account Agreement and update README.md
+
+