40 Pa. Stat. § 815
The State Workmen's Insurance Fund, and every insurance company and every employer's mutual liability association which insures employers and employes under "The Workmen's Compensation Act of one thousand nine hundred and fifteen," and acts amendatory thereof or supplementary thereto, or under "The Pennsylvania Occupational Disease Act of nineteen hundred and thirty-nine," and acts amendatory thereof or supplementary thereto, or with respect to Pennsylvania under the "United States Longshoremen's and Harbor Workers' Compensation Act" of one thousand nine hundred twenty-seven, and acts amendatory thereof or supplementary thereto, when such liability is insured as a part of a workmen's compensation and employers' liability policy, shall annually, on or before the thirtieth day of June, file with the Insurance Commissioner a sworn report of its premium and loss experience, in such detail and form as may be prescribed by the Insurance Commissioner. Any insurance carrier which neglects to make and file such statement in the form or within the time herein provided shall forfeit one hundred dollars for each day during which such neglect continues, and, upon notice by the Insurance Commissioner, its authority to do business shall cease while such default continues.
The Insurance Commissioner shall have the power to suspend or revoke the license of any insurance company which violates any of the provisions of subdivision (d) of this article.
40 P.S. § 815