Create lifecycle and rules then create an AWS backup plan

New-AWSbackupPlan.ps1

# Create backup lifecycle, tags and plan

$BackupLifeCycle = New-Object -TypeName Amazon.Backup.Model.Lifecycle
$BackupLifeCycle.DeleteAfterDays = 7
# $BackupLifeCycle.MoveToColdStorageAfterDays = Commented out so no cold storage. Uncomment and assign a value if cold storage is required

# Create the tags to be applied to items created by this backup plan
$RecoveryTags = New-Object -TypeName 'system.collections.generic.dictionary[string,string]'
$RecoveryTags.Add('created:by:aws:backup:plan', '4-AM-7-Day-Retention')

# Create the backup plan
$BackupRule = New-Object -TypeName Amazon.Backup.Model.BackupRuleInput
$BackupRule.Lifecycle = $BackupLifeCycle
$BackupRule.StartWindowMinutes = 60
$BackupRule.TargetBackupVaultName = $VaultName
$BackupRule.RecoveryPointTags = $RecoveryTags
$BackupRule.RuleName = '4-AM-7-Day-Retention'
$BackupRule.ScheduleExpression = 'cron(0 4 * * ? *)' # https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/ScheduledEvents.html

New-BAKBackupPlan -BackupPlan_BackupPlanName '4-AM-7-Day-Retention' -BackupPlan_Rule $BackupRule -BackupPlanTag $ProjectTag