; (4) State-based policies regarding implied consent and testing in impaired driving cases; (5) practical considerations for the deployment of this technology in the field; and (6) any legal and policy issues that may arise from the deployment of this technology. (d) Report (1) In general Not later than 4 years after the date of the enactment of this Act, the Secretary, in cooperation with appropriate Federal agencies, shall submit a report to the Committee on Commerce, Science, and Transportation of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives that contains the results of the study conducted pursuant to subsection (b). (2) Contents The report required under paragraph (1) shall include— (A) the findings of the Secretary based on the study, including— (i) an overview of the extent of the drug and polysubstance-impaired driving problem and a discussion of how new screening technologies can potentially assist in better capturing the magnitude and characteristics of the problem; (ii) an assessment of the accuracy and reliability of onsite oral fluid screening technology; (iii) a description and assessment of current State laws relating to the use of oral fluid screening technology; (iv) a determination about whether oral fluid screening technology is a viable option to assist law enforcement officers in confirming the presence of a drug responsible for observed impairment of a driver; (v) a determination about whether onsite oral fluid screening technology can be effectively incorporated into existing driving under the influence investigation protocols; and (vi) an overview of future research needs