• “direct emission heating system”, in relation to a building, means a system (other than a heat network) by which the building is heated or is cooled, or by which hot water is made available in the building, which uses thermal energy produced by a source of production which—

  1. a

     is located within the building, or curtilage of the building, and

  2. b

     during normal operation produces greenhouse gas emissions at the point of production of that thermal energy,

• “greenhouse gas” has the same meaning as in section 10 of the Climate Change (Scotland) Act 20094,

• “heat network” and “thermal energy” have the same meaning as in section 1 of the Heat Networks (Scotland) Act 20215,