November 9 , the judge said . `` You are not to get house arrest or early release , except for that required by the law , '' Sautner said . Whitmore said that the early release program is part of the law , meaning Lohan would likely get out quickly due to overcrowding . When Sautner sentenced Lohan to 120 days in jail last May , she ended up serving 35 days of home confinement instead , due to jail overcrowding and state rules that give prisoners credit for good behavior . It was not immediately clear how many days Lohan will actually serve this month , if she ends up getting credit for good behavior . Prosecutors said Lohan missed 12 of 20 scheduled workdays at a downtown Los Angeles women 's center , part of the court-ordered community service imposed in May when she pleaded guilty to stealing a necklace from a Venice , California , jewelry store . Lohan , 25 , was already on probation for two drunken driving convictions from 2007 . She also canceled 14 of 19 scheduled appointments for court-ordered psychotherapy , they said . `` From what I see of you
Los Angeles -LRB- CNN -RRB- -- Lindsay Lohan must start serving a 30-day jail term next week after admitting that she violated her probation on a necklace theft conviction , a Los Angeles County judge ordered Wednesday . `` It 's possible she could be booked in and booked out '' the same day , Los Angeles County Sheriff spokesman Steve Whitmore said Wednesday afternoon . `` It depends on the fluctuations of the day , what 's going on in the jail , '' Whitmore said . After that , the actress must work at least 12 days a month at the county morgue until she completes the 53 remaining days on her court-ordered community service and she must attend 18 psychotherapy sessions , Judge Stephanie Sautner told her . If Lohan misses any of those goals , she will be returned to jail for another 270 days , the judge ruled . `` This is what we really call putting the keys to the jail in the defendant 's hands , '' Sautner told Lohan . The actress , who admitted violating her probation during a hearing Wednesday , must report to the Los Angeles County jail by