Fasting: Can One Intentionally Become Junub at Night in Ramadan Without Access to Ghusl?

Practical Laws of Islam as per the teachings of Imam Khamenei

Fasting: Can One Intentionally Become Junub at Night in Ramadan Without Access to Ghusl?

English:

Question #772:

Is it permissible for one to intentionally become junub during the night in the month of Ramadan even if he does not have water or has some other excuse (except shortness of time)?

Answer #772:

It is permissible when his obligation is to perform tayammum and he has sufficient time to perform it.

-Imam Khamenei, Practical Laws of Islam, Importance and Conditions of Fasting