; (3) identifies costs associated with BEST units, broken down by relevant categories designated at the Secretary’s discretion; (4) identifies ways to support joint training for BEST stakeholder agencies; (5) identifies and assesses ways BTTF under section 420C, IBET units under section 440, and BEST units can better align operations, including interdiction and investigation activities; and (6) identifies and assesses gaps in BEST technological capability to detect transnational criminal organizations or terrorist threats. . (d) Updated report Not later than 180 days after the date of the enactment of this Act and biannually thereafter for the following six years, the Secretary of Homeland Security shall submit to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate the report reflected in subparagraph (e). (e) Technical and conforming amendments Section 432 of the Homeland Security Act of 2002 ( 6 U.S.C. 240 ) is amended— (1) in subsection (c)— (A) in paragraph (1)(D), by inserting a semicolon at the end; and (B) in paragraph (3), by striking jurisdiction each place it appears and inserting region ; and (2) in subsection (d), in the matter preceding paragraph (1), by striking jurisdictions and inserting regions . 436. Extension of port of entry donation authority Subparagraph (A) of section 482(b)(4) of the Homeland Security Act of 2002 ( 6 U.S.C. 301a(b)(4) ) is amended by striking 4 years and inserting 8 years . V Transportation Security 501. Authorization of appropriations for salaries, operation, and maintenance of the Transportation Security Administration Subsection (v) of section 114 of title 49, United States Code, is amended— (1) in paragraph (2), by striking and after the semicolon at the end; (2) in paragraph (3), by striking the period at the end and inserting ; and