A type of Sāmācārī (rules of conduct qua etiquette, formality and convention);
to seek the permission of the Guru (2) (religious preceptor) for engaging oneself in any work related to oneself or others.
āpucchaṇā sayaṃkaraṇe...
(U 26.4)
ucchvāsaniḥśvāsau vihāya sarvakāryeṣvapi svaparasaṃbandhiṣu guravaḥ praṣtavyāḥ.
(UśāVṛ Pa 535)