Pācittīyavagga

Vinayapiṭaka · Bhikkhunī Vibhaṅga · Vol. 3 · Section 448

[448] There is no offence: for one who is ill; if she uses it within the monastery or within the precincts of the monastery; in emergencies; for one who is insane; for the first offender. ______ The Second Training Rule of the Chapter on Umbrellas and Sandals (Chattupāhanavagga)

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 1 other place

Vol. 3 · Section 462 — Chattupāhnavaggasikkhābada