; and (B) procedures for the Director to solicit sufficient payroll information from the head of each applicable agency to provide for the computations required by the amendments made by this Act. 3. Eligibility for availability pay for Postal Inspectors (a) In general Section 5545a of title 5, United States Code, is amended by adding at the end the following: (l) The provisions of subsections (a)–(h) providing for availability pay shall apply to a Postal Inspector. For the purpose of this section, section 5542(d) of this title, and section 13(a)(16) and (b)(30) of the Fair Labor Standards Act of 1938 ( 29 U.S.C. 213(a)(16) and (b)(30)), a Postal Inspector shall be deemed to be a criminal investigator as defined in this section. For purposes of this subsection, the term Postal Inspector has the meaning given such term under section 1003(c) of title 39. . (b) Conforming amendment Section 410(b)(11) of title 39, United States Code, is amended by striking Section 5520a and inserting Sections 5520a and 5545a . 4. Credit for certain lump-sum payments of uncompensated law enforcement premium pay (a) In general In the case of an individual, there shall be allowed as a credit against the tax imposed by chapter 1 of the Internal Revenue Code of 1986 for the taxable year an amount equal to the sum of the lump-sum payments made by the individual during such taxable year pursuant to section 8339(v)(2) or 8415(o)(2) of title 5, United States Code, with respect to an annuity of such individual. (b) Treated as non-Refundable personal credit For purposes of the Internal Revenue Code of 1986, the credit allowed under subsection (a) shall be treated as a credit allowed under subpart A of part IV of subchapter A of chapter 1 of such Code.