; ; and (v) by adding at the end the following: (H) if the border patrol agent is assigned to provide canine care or assigned to marine duty and participates in a day of advanced training and performs more than the required amount of scheduled overtime work under subparagraph (A)(ii) on that day, the border patrol agent shall be compensated for all of the hours worked on that day; and (I) any overtime obligation that the border patrol agent has incurred can be met through the use of any accrued compensatory time accrued for travel pursuant to section 5550b. ; (3) by amending subsection (d) to read as follows: (d) Treatment as basic pay (1) In general Any overtime supplement in addition to the basic border patrol rate of pay for a border patrol agent resulting from the application of the level 1 border patrol rate of pay or the level 2 border patrol rate of pay shall be treated, subject to paragraphs (2) and (3), as part of basic pay solely— (A) for purposes of the definition of basic pay in sections 8331(3) and 8401(4) and the provisions in chapters 83 and 84 that rely on those definitions; (B) for purposes of sections 5595(c) (relating to severance pay) and 8704(c) (relating to conversion of pay), except as otherwise provided in paragraph (3); (C) for the purpose of section 8114(e) (relating to computation of pay); and (D) for any other purpose that the Director of the Office of Personnel Management may prescribe, by regulation, subject to paragraph (2) and any limitation established in accordance with paragraph (3). (2) Treatment of overtime supplement The overtime supplement described in paragraph (1) may not be treated as part of basic pay for purposes not described in paragraph (1), including the purposes of calculating— (A) overtime pay, night pay, Sunday pay, or holiday pay under sections 5542, 5545, and 5546; (B) locality-based comparability payments under section 5304 or special rate supplements under section 5305