ACSH - xx

This common code is used to identify valid Safe Harbor codes. The initial installation and annual updates to the software will include these common codes.
Here are the IRS definitions of each valid safe harbor code as of tax year 2015:
2A. Employee not employed during the month.
2B. Employee not a full-time employee.
2C. Employee enrolled in coverage offered.
2D. Employee in a section 4980H(b) Limited Non-Assessment Period.
2E. Multiemployer interim rule relief.
2F. Section 4980H affordability Form W-2 safe harbor.
2G. Section 4980H affordability federal poverty line safe harbor.
2H. Section 4980H affordability rate of pay safe harbor.
2I. Not Valid for any tax year other than 2015.