20. The contribution of the parents, sponsor or spouse established pursuant to sections 12 to 19 is reduced if the student is not enrolled or deemed to be enrolled for more than 7 months in the year of allocation.
The contribution of the parents, sponsor or spouse in such case corresponds to the amount obtained by multiplying the amount of their contribution established pursuant to sections 12 to 19 by the percentage obtained by multiplying the number of months in the year of allocation during which the student is enrolled or deemed to be enrolled by 12.5%.