How To Seize The Limit Of Investigation And Interrogation Strategy From The Perspective Of Illegal Evidence Exclusion

In order to solve the needs of the case, using interrogation tactics and skills of theinvestigation is a must. The unreasonable application of interrogation tactics can possibly leadto problems of illegal evidence exclusion; in practice, cases have appeared occurring by fiercecontroversy because of illegal evidence exclusion. How to grasp the boundaries ofinvestigative interrogation tactics, make interrogation tactics can not only effectively servecriminal investigation and unapt cause the risk of illegal evidence exclusion are the bigdifficult problem faced in the practical operation. So from the perspective of illegal evidenceexclusion, researching the boundaries of interrogation tactics has important theoreticalsignificance and practical significance. The article in a bitter dispute caused by illegalevidence exclusion rule of real examples as the breakthrough point, it lists the controversialinterrogation language in the case. In the light of the problem of the focus of the dispute, iteliminates the illegal evidence exclusion rule and illegal words evidence related theory. Withregards to illegal words evidence because of unreasonable application of interrogationstrategies and techniques, it analyses the problems that are difficult to be distinguished byusing illegal ways to obtain words evidence such as commonly used investigationinterrogation tactics and techniques. In the part of the case analysis, the author expresses ownopinions and thoughts whether the controversial part proposed in the case involve illegalevidence exclusion. Finally, according to the theoretical circle and practical interface to thepractical problems, the article proposes related countermeasures on regulating interrogationand perfecting the illegal words evidence rule.