對(dui)方當(dang)事(shi)(shi)人(ren)否(fou)認(ren)(ren)該(gai)證(zheng)據的(de)(de)(de)簽名系自(zi)己所為時，提(ti)供書(shu)面證(zheng)據的(de)(de)(de)一(yi)方當(dang)事(shi)(shi)人(ren)主張的(de)(de)(de)事(shi)(shi)實仍然(ran)處于不(bu)明(ming)(ming)狀態，需(xu)要其繼續履(lv)行舉證(zheng)義務(wu)、進一(yi)步完(wan)成舉證(zheng)責任(ren)，并(bing)通過筆跡鑒(jian)定(ding)結論證(zheng)明(ming)(ming)其主張的(de)(de)(de)事(shi)(shi)實。因此，當(dang)對(dui)方當(dang)事(shi)(shi)人(ren)否(fou)認(ren)(ren)該(gai)證(zheng)據的(de)(de)(de)簽名系自(zi)己所為時，應當(dang)由(you)提(ti)供書(shu)面證(zheng)據的(de)(de)(de)一(yi)方當(dang)事(shi)(shi)人(ren)提(ti)出筆跡鑒(jian)定(ding)申請并(bing)預(yu)交(jiao)鑒(jian)定(ding)費用。否(fou)則(ze)，應由(you)提(ti)供書(shu)面證(zheng)據的(de)(de)(de)一(yi)方當(dang)事(shi)(shi)人(ren)承(cheng)擔對(dui)己不(bu)利(li)的(de)(de)(de)后果。

在(zai)審判實踐(jian)中，合同筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)多少錢，我們(men)不時(shi)遇(yu)到一方(fang)當事(shi)人(ren)提供(gong)書(shu)面證據，認(ren)(ren)為(wei)(wei)該書(shu)面證據的簽名系對方(fang)當事(shi)人(ren)所為(wei)(wei)，對方(fang)當事(shi)人(ren)否認(ren)(ren)該證據的簽名系自(zi)己所為(wei)(wei)，且雙方(fang)均不申(shen)請筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)也(ye)不預(yu)(yu)交(jiao)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)費用的情況(kuang)。對于這種(zhong)情況(kuang)的處理，筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)價格，一致(zhi)意(yi)見認(ren)(ren)為(wei)(wei)應當進(jin)行(xing)筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)。但對筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)的申(shen)請應由誰來提出(chu)，鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)費用應由誰來預(yu)(yu)交(jiao)，卻存在(zai)兩種(zhong)截(jie)然不同的觀點(dian)。觀點(dian)認(ren)(ren)為(wei)(wei)，合肥筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)，應由對方(fang)當事(shi)人(ren)提出(chu)筆跡(ji)(ji)(ji)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)申(shen)請，并由對方(fang)當事(shi)人(ren)預(yu)(yu)交(jiao)鑒(jian)(jian)(jian)定(ding)(ding)(ding)(ding)費用；

筆跡鑒(jian)(jian)(jian)(jian)定(ding)但要(yao)(yao)求(qiu)(qiu)檢(jian)(jian)材的(de)(de)標注日期超(chao)過一年以上(shang)，懷疑實(shi)際書寫或(huo)打印(yin)時(shi)間(jian)(jian)在近一年之內的(de)(de)才具(ju)備鑒(jian)(jian)(jian)(jian)定(ding)條件。相對形(xing)成(cheng)時(shi)間(jian)(jian)鑒(jian)(jian)(jian)(jian)定(ding)不受此時(shi)間(jian)(jian)限(xian)制，但要(yao)(yao)求(qiu)(qiu)提(ti)供(gong)比(bi)對樣本。樣本。對檢(jian)(jian)材的(de)(de)形(xing)成(cheng)時(shi)間(jian)(jian)鑒(jian)(jian)(jian)(jian)定(ding)不需要(yao)(yao)委(wei)(wei)托方提(ti)供(gong)樣本比(bi)對材料，對檢(jian)(jian)材的(de)(de)相對形(xing)成(cheng)時(shi)間(jian)(jian)鑒(jian)(jian)(jian)(jian)定(ding)需要(yao)(yao)委(wei)(wei)托方提(ti)供(gong)相同物質材料樣本比(bi)對材料。蓋(gai)印(yin)形(xing)成(cheng)時(shi)間(jian)(jian)鑒(jian)(jian)(jian)(jian)定(ding)(文件上(shang)加蓋(gai)印(yin)文的(de)(de)形(xing)成(cheng)時(shi)間(jian)(jian))類案件需準備的(de)(de)送檢(jian)(jian)材料：