Okla. Stat. tit. 36, § 36-901.5: Filing of advisory prospective loss costs and supporting

actuarial data and statistical data for workers' compensation

insurance.

A. Rating organizations shall develop and file for approval

with the Insurance Commissioner in accordance with the provisions of

this section, a filing containing advisory prospective loss costs

and supporting actuarial and statistical data for workers'

compensation insurance. Each insurer shall individually file their

own specific profit and expense factors used to determine the final

rates it will file for approval and the effective date of any rate

changes.

B. As used in this section:

1. "Expenses" means that portion of a rate attributable to

acquisition, field supervision, collection expenses, general

expenses, taxes, licenses and fees;

2. "Rate" means the cost of insurance per exposure unit,

whether expressed as a single number or as a prospective loss cost

with an adjustment to account for the treatment of expenses, profit

and variations in loss experience, prior to any application of

individual risk variations based on loss or expense considerations,

and does not include minimum premiums; and

3. "Prospective loss costs" means that portion of a rate that

does not include provision for expenses (other than loss adjustment

expenses) or profit, and is based on historical aggregate losses and

loss adjustment expenses adjusted through development to its

ultimate value and projected through trending to a future point in

time.