Requirements in ASSE LEC 2002 include shower filtration performance requirements and compliance testing for flow rates, chloramine and chlorine reduction, structural integrity, requirements for materials, documentation and markings.

Both TIAs address Human Comfort and the use of ACCA's Manual J and Manual S.

ASSE International Board of Directors and Professional Qualifications Standards Committee have issued an interpretation of a Section 6001 1-1.3 of ASSE/IAPMO/ANSI Series 6000- 2015, Professional Qualifications Standard for Medical Gas Systems Personnel.