ISO 817, REFRIGERANTS—DESIGNATION AND SAFETY CLASSIFICATION
REFRIGERANT APPLICATION SUBMISSION DEADLINE

NEXT REFRIGERANT APPLICATION SUBMISSION DEADLINE: FRIDAY, DECEMBER 11, 2026

Refrigerant Application Submissions for ISO 817, Refrigerants - Designation and Safety Classification

Requests for designations and safety classifications for refrigerants may be submitted at any time for consideration by the ISO 817 Maintenance Agency (MA) for inclusion in the ISO 817 refrigerant tables. Consideration by the ISO 817 MA will be deferred for applications received by the ISO 817 MA members less than 30 calendar days prior to a scheduled meeting. Applicants may communicate with the ISO/TC 86/SC 8 Secretariat (see contact information below) to determine when the next meeting is scheduled, and the additional lead-time required for application processing and distribution to ISO 817 MA members. Scheduling of future ISO 817 Maintenance Agency meetings can also be found in the "Upcoming ISO 817 Maintenance Agency Meetings" section below.

Submit applications to: [email protected]

 

Refer to the ISO Standards Maintenance Portal for current ISO 817 designation and safety classification refrigerant tables and refrigerant application submission instructions.

Upcoming ISO 817 Maintenance Agency Meetings

ALL MEETING ATTENDEES MUST BE REGISTERED WITH ISO PRIOR TO THE MEETING REGISTRATION DEADLINE.
PLEASE CONTACT YOUR COUNTRY'S ISO NATIONAL STANDARDS BODY OR THE ISO/TC 86/SC 8 SECRETARIAT FOR MORE INFORMATION.

Date

Time

Committee

Location

Sunday, 24 January 2027 8am-10am CST ISO/TC 86/SC 8/MA, ISO 817 Maintenance Agency Flammability Task Force Chicago, IL
Sunday, 24 January 2027 10am-11am CST ISO/TC 86/SC 8/MA, ISO 817 Maintenance Agency Designation and Nomenclature (D&N) Task Force Chicago, IL
Monday, 25 January 2027 10:15am-11:15am CST ISO/TC 86/SC 8/MA, ISO 817 Maintenance Agency Toxicity Task Force Chicago, IL

Tuesday, 26 January 2027

8am-12pm CST ISO/TC 86/SC 8/MA, ISO 817 Maintenance Agency Chicago, IL