fackcheck.org
"Did Clinton seek government approval to use a private server for her personal email account?
No. The IG report said Clinton “had an obligation” to discuss her
email system with the department, but it could find “no evidence” that
Clinton sought approval for her unusual email arrangement. If she did,
the report says her request would have been denied by the bureaus of
Diplomatic Security and Information Resource Management. Brian Fallon, a
Clinton campaign spokesman, has told us: “It did not occur to her that
having it on a personal server could be so distinct that it would be
unapproved.”
Govex.com http://www.govexec.com/oversight/2016/06/ongoing-mystery-who-okd-clintons-private-server/129557/
"She was asked, during frequent objections by her attorney, “Upon
becoming the head of the agency, did the secretary request authorization
from anyone at the State Department to use her Clintonemail.com for
State Department business?” Abedin’s reply: “Not that I’m aware of.”
CBS news http://www.cbsnews.com/news/hillary-clinton-misstates-key-facts-in-email-server-case/
"CLINTON: “What I did was allowed. It was allowed by the State
Department. The State Department has confirmed that.” - AP interview,
September.THE REPORT: “No evidence” that Clinton asked for or
received approval to conduct official government business on a personal
email account run through a private server in her New York home.
According to top State Department officials interviewed for the
investigation, the departments that oversee security “did not - and
would not - approve” her use of a personal account because of security
concerns.