 Critics of the system suggest that rules for the use of DRS have created an inconsistency of approach to lbw decisions depending on the circumstances of the referral . Opponents also doubt that the ball @-@ tracking technology used in deciding lbws is reliable enough , but the ICC state that tests have shown the system to be 100 % accurate . The Board of Control for Cricket in India ( BCCI ) have consistently declined to use DRS in matches involving India owing to their concerns regarding the ball @-@ tracking technology . Early DRS trials were conducted during India matches , and several problems arose over lbws , particularly as the equipment was not as advanced as it later became . The BCCI believe the technology is unreliable and open to manipulation . 
 Critics of the system suggest that rules for the use of DRS <a href='been_done' title='1'><mark>have</mark></a> created an inconsistency of approach to lbw decisions depending on the circumstances of the referral . Opponents also doubt that the ball @-@ tracking technology used in deciding lbws is reliable enough , but the ICC state <a href='null_relcl' title='2'><mark>that</mark></a>tests <a href='been_done' title='3'><mark>have</mark></a> shown the system to be 100 % accurate . The Board of Control for Cricket in India ( BCCI ) <a href='been_done' title='4'><mark>have</mark></a> consistently declined to use DRS in matches involving India owing to their concerns regarding the ball @-@ tracking technology . Early DRS trials <a href='uninflect' title='5'><mark>were</mark></a> conducted during India matches , and several problems arose over lbws , particularly as the equipment <a href='negative_concord' title='6'><mark>was</mark></a> <a href='negative_concord' title='7'><mark>not</mark></a>as advanced as it later became . The BCCI believe the technology is unreliable and open to manipulation . 
Critics of the system suggest that rules fir the use of DRS done created an inconsistency of approach to lbw decisions depending on the circumstances of da referral . Opponents also doubt that tdaball @-@ tracking technology used in deciding lbws is reliable enough , but the ICC state tests done shown the system to be 100 % accurate . Thdaoard of Control fa Cricket in India ( BCCI ) done consistently declined to use DRS in matches involving India owing to their concerns regarding the ball @-@ tracking technology . Early DRS trials was conducted during India matches , and several problems arose over lbws , particularly as the equipment ain't as advanced as it later became . ThedaCI believe the dahnology is unreliable and open to manipulation .