This time limit was lowered from 16 to 12 weeks in 1979.[8] The 1970 law also allowed abortion up to 20 weeks of pregnancy in the event of fetal deformity or physical threat to the woman's health. A 1985 bill allowed abortion up to 20 weeks of pregnancy for underage girls and up to the 24th week if an amniocentesis or ultrasound found serious impairment in the fetus.