The credit under this subsection for a qualified individual under subsection 1, paragraph G, subparagraph (1), division (a) who transferred to an accredited Maine community college, college or university from an accredited non-Maine community college, college or university after December 31, 2012 but before January 1, 2016 and who earned no more than 30 credit hours of course work toward the degree at an accredited non-Maine community college, college or university is equal to 50% of the amount otherwise determined under this section in the case of an associate degree and equal to 75% of the amount otherwise determined under this section in the case of a bachelor's degree.

Notwithstanding subsection 2, paragraph C, the credit under this subsection is refundable to the extent the credit is based on loans included in the financial aid package acquired to obtain a bachelor's degree or associate degree in science, technology, engineering or mathematics or for tax years beginning on or after January 1, 2019 to obtain a bachelor's degree or associate degree in a behavioral health field. For tax years beginning on or after January 1, 2016, the credit under this subsection is refundable to the extent the credit is based on loans included in the financial aid package acquired to obtain an associate degree.

For purposes of this subsection, the proration factor is the amount derived by dividing the total number of academic credit hours earned for an associate, bachelor's or graduate degree after December 31, 2007 by the total number of academic credit hours earned for the associate, bachelor's or graduate degree.