35 Ill. Adm. Code 218.424
Repairing Leaks
Section 218
Section 218.424 Repairing
Leaks
All leaking components must be
repaired and retested as soon as practicable but no later than 15 days after
the leak is found unless the leaking component cannot be repaired until the
process unit is shut down. Records of repairing and retesting must be maintained
in accordance with Section 218.425 and 218.426 of this Part.