A claim which either matured or was acquired by the pleader after serving his pleading may, with the permission of the court, be presented as a counterclaim by a supplemental pleading.
SDCL 15-6-13(e)
A claim which either matured or was acquired by the pleader after serving his pleading may, with the permission of the court, be presented as a counterclaim by a supplemental pleading.
SDCL 15-6-13(e)