# QuanTAlib: Enforce DateTime.UtcNow over DateTime.Now
# DCT rule: always use DateTime.UtcNow (never DateTime.Now)

id: no-datetime-now
language: csharp
severity: error
message: "Use DateTime.UtcNow instead of DateTime.Now - QuanTAlib requires UTC timestamps for consistency"
note: "DateTime.Now includes local timezone which causes issues in distributed trading systems"
rule:
  pattern: DateTime.Now
fix: DateTime.UtcNow