The plaintiff in actions for divorce in the state of Ohio shall have been a resident of the state at least six months immediately before filing the complaint. Actions for divorce shall be brought in the proper county for commencement of action pursuant to the Rules of Civil Procedure.
Ohio courts may grant divorces for the following causes:
Ohio is an equitable distribution state meaning allproperty acquired during the marriage is divided equitably, or fairly. Not necessarily equally. In making a division of marital property, the court shall consider all of the following factors:
The court may award reasonable spousal support to either party. An award of spousal support may be allowed in real or personal property, or both, or by decreeing a sum of money, payable either in gross or by installments, from future income or otherwise, as the court considers equitable. Any award of spousal support shall terminate upon the death of either party, unless the order containing the award expressly provides otherwise.
In determining whether spousal support is appropriate and reasonable and the conditions and amount of the payments, the court shall consider all of the following factors:
In Ohio, custody arrangements are determined using the best interest of the child factor. The court shall consider all relevant factors, including, but not limited to:
In a divorce, dissolution of marriage, legal separation, or child support proceeding, the court may order either or both parents to support or help support their children, without regard to marital misconduct.
The court shall calculate the amount of the obligor's child support obligation in accordance with the basic child support schedule and the applicable worksheet. The basic child support schedule shall be used by all courts and child support enforcement agencies when calculating the amount of child support to be paid.
The court shall specify the support obligation as a monthly amount due and shall order the support obligation to be paid in periodic increments as it determines to be in the best interest of the children.
http://codes.ohio.gov/orc/3105 (Ohio divorce laws)