Those Karma-praktṛies (types of Karma) which arise only during the Antarālagati (motion of the Jīva (soul) after death in the space)) and not at any other time.
kṣetre gatyantarasaṃkramaṇahetunabhaḥpathe vipākaḥ phaladānābhimnkhyaṃ yāsāṃ tāḥ ksetravipākinyaḥ.
(KaPra p. 35)