C23.

He will not directly or indirectly injure the professional reputation, prospects or practice of another engineer. However, if he considers that an engineer is guilty of unethical, illegal or unfair practice, he will present the information to the proper authority for action.

C23. (Part 1)

[See Codes 12. (Part 1), III.8. (Part 1) ]

Code is relevant when:

Engineer makes comments about another engineer

Code is violated when:

Engineer's comments are an attempt to maliciously injure the professional reputation, prospects, practice or employment of other engineers
OR
Engineer's comments are an attempt to falsely injure the professional reputation, prospects, practice or employment of other engineers

Code is not violated when

Engineer's comments are not an attempt to maliciously injure the professional reputation, prospects, practice or employment of other engineers
AND
Engineer's comments are not an attempt to falsely injure the professional reputation, prospects, practice or employment of other engineers

C23. (Part 2)

[See Codes 12. (Part 3), III.8. (Part 3) ]

Code is relevant when:

Engineer believes another engineer is guilty of illegal practice

Code is violated when:

Engineer does not tell the proper authority about the suspected unethical or illegal practice

Code is not violated when

Engineer tells the proper authority about the suspected unethical or illegal practice