; and (ii) data relating to— (I) the approximate amount of covered substances seized by the applicant during the 2-year period ending on the date of the application, categorized by the type of covered substance seized; and (II) the approximate number of covered substance overdoses in the jurisdiction of the applicant that the applicant investigated or responded to during the 2-year period ending on the date of the application, categorized by fatal and nonfatal overdoses. (2) Joint applications (A) In general Two or more law enforcement agencies, including law enforcement agencies located in different States, that have jurisdiction over areas that are geographically contiguous may submit a joint application for a grant under this section that includes— (i) for each law enforcement agency— (I) all information required under paragraph (1)(A); and (II) any optional information described in paragraph (1)(B) that each law enforcement agency chooses to include; (ii) a plan for the sharing of any chemical screening devices purchased or training provided using grant funds; and (iii) a certification that not less than 1 employee of each law enforcement agency will be trained to— (I) use any chemical screening device purchased using grant funds; and (II) interpret data collected by any chemical screening device purchased using grant funds. (B) Submission Law enforcement agencies submitting a joint application under subparagraph (A) shall— (i) be considered as 1 applicant