Do electronic IOUs have legal effect?

Legal analysis: Electronic IOUs have legal effect. Electronic IOUs belong to electronic evidence and have legal effect, but the premise is that both parties acknowledge the existence of loan relationship. When it comes to creditor's rights and debts, written IOUs are more important to both parties. According to the relevant laws and regulations of our country, if the parties take audio-visual materials as evidence, they should provide the original carrier for the preservation of audio-visual materials. If the parties take electronic data as evidence, they shall provide the original. A copy made by an electronic data producer that is consistent with the original, or a printed copy directly derived from electronic data or other output media that can be displayed and identified, is regarded as the original of electronic data.

Legal basis: "Several Provisions of the Supreme People's Court on Evidence in Civil Proceedings" Article 15 If the parties take audio-visual materials as evidence, they shall provide the original carrier for preserving the audio-visual materials. If the parties take electronic data as evidence, they shall provide the original. A copy made by an electronic data producer that is consistent with the original, or a printed copy directly derived from electronic data or other output media that can be displayed and identified, is regarded as the original of electronic data.