什么樣的勞動合同是不合法的?

[合同協議] ???解決者:熱心網友

問(wen) 我(wo)現在(zai)正(zheng)在(zai)濟南(nan)一家私企實習,畢(bi)業(ye)后(hou)打算留在(zai)這(zhe)里,如果(guo)要和企業(ye)簽合同(tong),什么(me)樣(yang)的(de)勞動合同(tong)是不(bu)合法的(de)?

1.雙(shuang)方有欺騙行(xing)為。 2.內容不合(he)(he)法。 3.采取(qu)欺詐、威脅等(deng)手段(duan)訂立的勞動合(he)(he)同(tong)(tong)(tong)(tong),違(wei)背一方的真實(shi)(shi)意愿,是(shi)無效的。 4.合(he)(he)同(tong)(tong)(tong)(tong)形式不合(he)(he)法。這是(shi)指勞動合(he)(he)同(tong)(tong)(tong)(tong)沒有采取(qu)書(shu)面(mian)形式、當事人也未實(shi)(shi)際履(lv)行(xing)主要(yao)義務,或(huo)者(zhe)依(yi)法或(huo)應當事人要(yao)求應當鑒(jian)(jian)證(zheng)的勞動合(he)(he)同(tong)(tong)(tong)(tong)沒有鑒(jian)(jian)證(zheng)等(deng)。在(zai)一般情(qing)況(kuang)下(xia),只要(yao)當事人采取(qu)補救措施,使(shi)合(he)(he)同(tong)(tong)(tong)(tong)形式上合(he)(he)法化后,就可以認定(ding)合(he)(he)同(tong)(tong)(tong)(tong)有效。