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See NAT Gateway pricing info here: https://aws.amazon.com/vpc/pricing/.
When will direct billing (though KFS) based on "
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Cost Center" tags be released?
This is still a work in progress and we expect to release this Cornell KFS feature in Spring 2017. In the meantime, you should strive to add "Cost Center" tags to your AWS resources as soon as possible. See Standard Tagging for details.
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