Amends the Missing Persons Identification Act. Provides that, if a missing person remains missing for 30 days after the date of the police report (rather than 60 days after the date of the police report and missing for 60 days after the date of the police report in the National Missing and Unidentified Persons System (NamUs)), then the missing person's dental record shall be added to the missing person entry in the Law Enforcement Agencies Data System (LEADS). Provides that, if a missing person remains missing for 60 days after the date of the police report, then the missing person's dental record shall be entered in the National Missing and Unidentified Persons System (NamUs).