Can a Catholic brother marry?

Can a Catholic brother marry? Marriage to a brother’s widow is prohibited, but not to a deceased wife’s sister. However, as an exception, Deuteronomy 25:5–10 requires a brother to marry his brother’s widow if the brother died without issue, in a so-called levirate marriage.

Marriage to a brother’s widow is prohibited, but not to a deceased wife’s sister. However, as an exception, Deuteronomy 25:5–10 requires a brother to marry his brother’s widow if the brother died without issue, in a so-called levirate marriage.