FOI - Planning policies for new build / energy or carbon performance

We would like to attain information under the Freedom of Information Act, Environmental Information Regulations, or INSPIRE Regulations on the following:

• Has your authority implemented, or does it plan to implement, planning policies for new build homes and/or other new buildings where buildings energy or carbon performance exceeds current national Building Regulations?
  
  • For instance, planning policy in some leading councils requires 10%-20% of building energy demand to be met through onsite renewable or low-carbon energy
• If yes, please describe what these requirements are in as much detail as possible.
  
  • This detail could include but is not limited to developments the policy applies to (e.g. all buildings, residential, commercial), when it was adopted etc.
• If yes, please provide information on what the outcomes of implementing the policy that have been observed so far.