2026
October
ASC Ballot: Maintenance Request Package begins
2026-10-19 X12N Subcommittee 14-day Comment Period begins (if needed. Last comment period for inclusion in version 009010)
2026-10-12 X12N 14-day Subcommittee Electronic MR Ballot ends (if needed)
November
2026-10-19 X12N Subcommittee 14-day Comment Period ends (if needed)
2026-11-02 X12N Subcommittee 14-day Comment Period begins (if needed)
Deadline for submitting code maintenance requests for member review of Batch 141
2026-11-09 X12N 14-day Subcommittee Electronic MR Ballot begins (if needed. Last ballot period for inclusion in version 008080)
Batch 141 member review begins
2026-11-02 X12N Subcommittee 14-day Comment Period ends (if needed)
2026-11-16 X12N Subcommittee 14-day Comment Period begins (if needed)
ASC Ballot: Maintenance Request Package ends
2026-11-09 X12N 14-day Subcommittee Electronic MR Ballot ends (if needed)
2026-11-16 X12N Subcommittee 14-day Comment Period ends (if needed)
December
Batch 141 member review ends
2026-12-07 X12N Subcommittee 14-day Comment Period begins (if needed)
December Technical Assessment Meeting - 1:30-3:30 PM ET Monday & Tuesday - 1:30-2:30 PM ET Wednesday
December PRB Meeting - 2:30-3 PM ET
2026-12-07 X12N Subcommittee 14-day Comment Period ends (if needed)
ASC Ballot: Maintenance Request Package begins
2027
January
2027-01-04 X12N Subcommittee 14-day Comment Period (if needed)
2027-01-11 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
Deadline for submitting code maintenance requests for member review of Batch 142
2027-01-18 X12N Subcommittee 14-day Comment Period (if needed)
ASC Ballot: Maintenance Request Package ends
Batch 142 member review begins
February
2027-02-01 X12N Subcommittee 14-day Comment Period (if needed)
2027-02-08 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
Batch 142 member review ends
2027-02-15 X12N Subcommittee 14-day Comment Period (if needed)
Winter 2027 X12 Standing Meeting On-Site in Reno, NV 2/21/27-2/25/27
March
Continuation of Winter X12J Technical Assessment meeting, 3-5 PM ET
Winter Procedures Review Board meeting, 3-3:30 PM ET
Deadline for submitting code maintenance requests for member review of Batch 143
Batch 143 member review begins
ASC Ballot: Maintenance Request Package begins
2027-03-15 X12N Subcommittee 14-day Comment Period (if needed)
April
Batch 143 member review ends
2027-04-05 X12N Subcommittee 14-day Comment Period (if needed)
April Technical Assessment Meeting 1:30-3:30 PM ET Monday & Tuesday - 1:30-2:30 PM ET Wednesday
2027-04-12 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
ASC Ballot: Maintenance Request Package ends
April PRB Meeting - 2:30-3 PM ET
2027-04-19 X12N Subcommittee 14-day Comment Period (if needed)
Deadline for submitting code maintenance requests for member review of Batch 144
May
2027-05-03 X12N Subcommittee 14-day Comment Period (if needed)
Batch 144 member review begins
2027-05-10 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
2027-05-17 X12N Subcommittee 14-day Comment Period (if needed)
Batch 144 member review ends
June
Summer 2027 X12 Standing Meeting Onsite in St. Louis, MO 6/6/27-6/10/2027
Continuation of Summer X12J Technical Assessment meeting, 3-5 PM ET
2027-06-14 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
Summer Procedures Review Board meeting, 3-3:30 PM ET
ASC Ballot: Maintenance Request Package begins
July
Deadline for submitting code maintenance requests for member review of Batch 145
2027-07-05 X12N Subcommittee 14-day Comment Period (if needed)
Batch 145 member review begins
2027-07-12 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
2027-07-19 X12N Subcommittee 14-day Comment Period (if needed)
ASC Ballot: Maintenance Request Package ends
Batch 145 member review ends
August
2027-08-02 X12N Subcommittee 14-day Comment Period (if needed)
Deadline for submitting code maintenance requests for member review of Batch 146
August Technical Assessment Meeting 1:30-3:30 PM ET Monday & Tuesday - 1:30 - 2:30 PM ET Wednesday
2027-08-09 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
August PRB Meeting - 2:30-3 PM ET
Batch 146 member review begins
2027-08-16 X12N Subcommittee 14-day Comment Period (if needed)
September
Batch 146 member review ends
2027-09-06 X12N Subcommittee 14-day Comment Period (if needed)
Fall 2027 X12 Standing Meeting Onsite in Greenville, SC 9/12-9/16/2027
Continuation of Fall X12J Technical Assessment meeting, 3-5 PM ET
Fall Procedures Review Board meeting 3-3:30 PM ET
October
ASC Ballot: Maintenance Request Package begins
2027-10-04 X12N Subcommittee 14-day Comment Period (if needed)
Deadline for submitting code maintenance requests for member review of Batch 147
2027-10-11 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
2027-10-18 X12N Subcommittee 14-day Comment Period (if needed. Last X12N Comment Period for MR inclusion in Version 9020.)
November
2027-11-01 X12N Subcommittee 14-day Comment Period (if needed)
ASC Ballot: Maintenance Request Package ends
2027-11-08 X12N 14-day Subcommittee Electronic MR Ballot (if needed. Last X12N Ballot for MR inclusion in Version 9020)
Batch 147 member review begins
2027-11-15 X12N Subcommittee 14-day Comment Period (if needed)
December
Batch 147 member review ends
2027-12-06 X12N Subcommittee 14-day Comment Period (if needed)
December Technical Assessment Meeting - 1:30-3:30 PM ET Monday & Tuesday - 1:30-2:30 PM ET Wednesday
2027-12-13 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
December PRB Meeting - 2:30-3 PM ET
ASC Ballot: Maintenance Request Package begins
2028
January
2028-01-03 X12N Subcommittee 14-day Comment Period (if needed)
2028-01-10 X12N 14-day Subcommittee Electronic MR Ballot (if needed)
ASC Ballot: Maintenance Request Package ends