If a governing body establishes a committee or task force on sustainable energy, the committee or task force shall consider:
1. Standards for the efficient use of water;
2. Standards for the efficient use of energy, including, without limitation, the use of sources of renewable energy;
3. Performance guidelines for new, remodeled and renovated buildings; and
4. Performance guidelines for retrofit projects,
Ê including, without limitation, energy consumption, use of potable water, use of water for landscaping purposes and solid waste disposal.