That covers the "required" part of their statement. But they also have the weasel phrase "as permitted", which is far more open ended. In much of the US, for ex

That covers the "required" part of their statement. But they also have the weasel phrase "as permitted", which is far more open ended. In much of the US, for example, the law does not expressly state what steps a provider has to do to "delete" your account. So implicitly, they're permitted to keep what data they like.