; and (B) recommendations related to best practices for health care professionals to support individuals in substance use disorder treatment or recovery to live independently and participate in the workforce. (k) Authorization of appropriations There is authorized to be appropriated $5,000,000 for each of fiscal years 2019 through 2023 for purposes of carrying out this section. VIII Miscellaneous A Synthetics Trafficking and Overdose Prevention 8001. Short title This subtitle may be cited as the Synthetics Trafficking and Overdose Prevention Act of 2018 or STOP Act of 2018 . 8002. Customs fees (a) In general Section 13031(b)(9) of the Consolidated Omnibus Budget Reconciliation Act of 1985 ( 19 U.S.C. 58c(b)(9) ) is amended by adding at the end the following: (D) (i) With respect to the processing of items that are sent to the United States through the international postal network by Inbound Express Mail service or Inbound EMS (as that service is described in the mail classification schedule referred to in section 3631 of title 39, United States Code), the following payments are required: (I) $1 per Inbound EMS item. (II) If an Inbound EMS item is formally entered, the fee provided for under subsection (a)(9), if applicable. (ii) Notwithstanding section 451 of the Tariff Act of 1930 ( 19 U.S.C. 1451 ), the payments required by clause (i), as allocated pursuant to clause (iii)(I), shall be the only payments required for reimbursement of U.S. Customs and Border Protection for customs services provided in connection with the processing of an Inbound EMS item. (iii) (I) The payments required by clause (i)(I) shall be allocated as follows: (aa) 50 percent of the amount of the payments shall be paid on a quarterly basis by the United States Postal Service to the Commissioner of U.S. Customs and Border Protection in accordance with regulations prescribed by the Secretary of the Treasury to reimburse U.S. Customs and Border Protection for customs services provided in connection with the processing of Inbound EMS items.