Source: http://www.karanrawat.com/regain-access-of-stolen-or-hacked-facebook-pages-report-an-issue-with-facebook-page/

If you’re having trouble with your Facebook Pages, Please use the below link to tell facebook about the issue you’re experiencing.

https://www.facebook.com/help/contact/164405897002583

In Order To prove that the page Belongs To You provide documents, but please keep in mind that facebook is not in a position to adjudicate disputes between third parties. If you’d like to proceed, please provide all of the following:

1. A copy of a valid government-issued photo ID, such as a current driver’s license or a passport, of the individual signing the statement. See the different kinds of IDs Facebook accept in the Help Center:

https://www.facebook.com/help/159096464162185?ref=cr

2. A notarized and signed statement from a person with sufficient knowledge and authority over this matter that includes all of the following:

a) A description of your relationship to the Page (and authority to Request a change in the person(s) who manage the Page, as applicable);

b) The name of the current person(s) who manage the Page, as applicable;

c) The relationship of the above person(s) to the Page;

d) An explanation of your request, and whether there has been a termination of the employment and/or business relationship with the named person(s), as applicable;

e) All documentation supporting your request;

f) The Facebook account or email address associated with the Facebook account (or Timeline) that you wish to have added as the new admin of the Page; and

g) A declaration under penalty of perjury that the information you have provided is true and accurate (your statement must include this language).

Once you have provided this information, Facebook may follow up with additional requests for information or documentation to evaluate your request. Providing the requested information does not guarantee that Facebook will be able to fulfill your request. Keep in mind that if Facebook are able to process your request, only one admin will be added to the Page, and it will be the admin’s responsibility to take action and manage the people who work on the Page.

Please understand that if Facebook do not receive a notarized statement with all of the requested information by given date 2017, Facebook will consider the matter closed.

Finally, if the statement is not notarized and/or does not contain a declaration under penalty of perjury attesting to its truth and accuracy, Facebook will not be able to proceed.

Enzo | Page Operations

http://www.facebook.com/facebookforbusiness

Facebook

https://www.facebook.com/help/contact/?id=208282075858952

And Finish.