How long is the term of office for members of District Councils and Regional Councils?
The term of office for members of District Councils and Regional Councils is not explicitly mentioned in the provided context. However, it states that "the Governor shall make rules for the first constitution of District Councils and Regional Councils" and lists various provisions to be made by those rules, including "(e) the term of office of members of 1[Regional Councils]." The specific length of the term is not given in this context.