the following: (9) An employer shall be subject to an obligation to make payments of withdrawal liability under this section notwithstanding the commencement of a case under title 11, United States Code, with respect to the employer. . 3. Administrative expenses and priorities in bankruptcy proceedings (a) Allowance of administrative expenses (1) In general Section 503(b) of title 11, United States Code, is amended— (A) in paragraph (8)(B), by striking and