[directive] Internal Affairs Investigation Procedures .................................................. 33 7.1  Interviewing the Complainant and Civilian Witnesses .......................................................... 33 7.2  Reports, Records and Other Documents ............................................................................... 34 7.3  Physical Evidence ................................................................................................................... 35 7.4  Photographs ...........................................................................................................................  35 7.5  Physical Tests ......................................................................................................................... 36 7.6  Drug Testing ........................................................................................................................... 36 7.7  Polygraph ............................................................................................................................... 37 7.8  Search and Seizure ................................................................................................................. 37 7.9  Electronic Surveillance ...........................................................................................................  39  INTERNAL AFFAIRS POLICY & PROCEDURES | August 2020 7.10  Lineups ................................................................................................................................... 41 7.11  Investigation of Firearm Discharges ...................................................................................... 41 7.12  Collateral Issues ..................................................................................................................... 43 8 Interviewing Members of the Agency ........................................................ 45 8.1 Overview of Interviews .......................................................................................................... 47 8.2 When the Investigation is Criminal and the Officer Is a Subject ........................................... 48 8.3 When the Investigation is Criminal and the Officer Is a Witness .......................................... 50 8.4 When the Investigation is Administrative and the Officer Is a Subject ................................. 50 8.5 When the Investigation is Administrative and the Officer Is a Witness ................................ 52 8.6 Interviewing Procedures ........................................................................................................ 52 9 Internal Affairs Records ............................................................................ 54 9.1 The Internal Affairs Report .................................................................................................... 54 9.2 Internal Affairs Index File ....................................................................................................... 54 9.3 Investigation Files .................................................................................................................. 55 9.4 Retention Schedule ................................................................................................................ 55 9.5 Security of Internal Affairs Records ....................................................................................... 56 9.6 Confidentiality ....................................................................................................................... 56 9.7 Coordination with Civilian Review Boards ............................................................................. 57 9.8 Coordination with Other Law Enforcement Agencies ........................................................... 61 9.9 Reporting to Law Enforcement Executive ............................................................................. 61 9.10 Reporting to County Prosecutor ............................................................................................ 62 9.11 Public Reports ........................................................................................................................ 63 9.12