Louisiana Codes > Code of Evidence > Chapter 6 Louisiana Codes > Code of Evidence > Chapter 6 – Witnesses Current as of: 2024 | Check for updates | Other versions § 601 General rule of competency § 602 Lack of personal knowledge § 603 Oath or affirmation § 604 Interpreters § 604.1 Qualifications of interpreters; interpretations § 605 Disqualification of judge as witness § 606 Disqualification of juror as witness § 607 Attacking and supporting credibility generally § 608 Attacking or supporting credibility by character evidence § 609 Attacking credibility by evidence of conviction of crime in civil cases § 609.1 Attacking credibility by evidence of conviction of crime in criminal cases § 610 Religious beliefs or opinions § 611 Mode and order of interrogation and presentation § 612 Writing used to refresh memory § 613 Foundation for extrinsic attack on credibility § 614 Calling and questioning of witnesses by court § 615 Exclusion of witnesses Ask a legal question, get an answer ASAP!Click here to chat with a lawyer about your rights.