1. These Regulations are the Energy Conservation (Energy Management Practices) (Amendment) Regulations 2018 and come into operation on 1 October 2018. 

2. The Energy Conservation (Energy Management Practices) Regulations 2013 (G.N. No. S 246/2013) are amended by inserting, immediately after regulation 7, the following Part: 

a. the energy and materials provided for and released from the processes and energy-consuming systems in a business 

b. the energy conversions and energy use within the processes and energy-consuming systems in the business activity; 

a. the estimated total energy to be consumed by the business activity equals or exceeds the threshold of 54 terajoules per calendar year, derived from one or more types of fuel or energy commodity specified in 

b. the business activity is carried out at a single site and is attributable to one of the following industry sectors: 

i. manufacturing and manufacturing-related services; 

ii. supply of electricity, gas, steam, compressed airand chilled water for air-conditioning; 

iii. water supply and sewage and waste management. 

2. For the purposes of paragraph (1)(a), the estimated total energy to be consumed by the business activity — 

a. must be calculated on the basis that the business activity is carried out at full capacity for 24 hours every day throughout the calendar year; and 

b. must be derived from all fuel and energy commodities estimated to be used to provide or produce the energy to be consumed by the business activity, but excludes energy estimated to be produced from any fuel or energy commodity that is already accounted for in the estimated total figure. 

3. If an estimated quantity of fuel to be used is to be converted to an amount of energy in joules, the conversion is to be done using — 

a. the default net calorific values set out in the Second Schedule to the Energy Conservation (Registrable Corporations) Order 2013; or 

b. the net calorific values specified by the person mentioned in paragraph (1) and approved by the Director-General under paragraph (7). 

4. If an estimated quantity of an energy commodity to be used is to be converted to an amount of energy in joules, the conversion is to be done using — 

a. the default energy content values set out in the Third Schedule to the Energy Conservation (Registrable Corporations) Order 2013; or 

b. the energy content values specified by the person mentioned in paragraph (1) and approved by the Director-General under paragraph (7). 

5. A person mentioned in paragraph (1) seeking to specify the net calorific value of a fuel must submit to the Director-General a report by a laboratory containing the results of a test conducted in accordance with the relevant ASTM International, International Organization for Standardization (ISO) or other testing standards approved by the Director-General to ascertain the net calorific value of the fuel concerned. 

6. A person mentioned in paragraph (1) seeking to specify the energy content value of an energy commodity must submit to the Director-General the method by which the person derived the energy content value. 

7. The Director-General may approve or reject the net calorific value or the energy content value sought to be specified by a person under paragraph (5) or (6), as the case may be. 

a. the methods and processes of the business activity to be assessed; 

b. the energy-consuming systems of the business activity to be assessed; 

c. the objective of the assessment; 

d. the time period for the assessment; 

e. the methods and processes to be used to conduct the assessment; 

f. the individuals conducting the assessment, including each individual’s role and experience. 

a. identifying the energy efficiency opportunities that are available in respect of the business activity, including taking into account any dependencies in respect of the processes and energy-consuming systems of the business activity, after reviewing — 

i. the optimum methods or processes of thebusiness activity; 

ii. the proposed energy-consuming systems estimated to consume a total of at least 80% of the estimated annual energy consumption of the business activity, including the proposed location, arrangement and best operating practices of these energy-consuming systems; and 

iii. available alternative technology choices (including best available technology) for the business activity, and the proposed energy-consuming systems mentioned in sub-paragraph (ii); 

b. assessing the technical and economic feasibility of implementing each such energy efficiency opportunity based on a comparison, between a case if the energy efficiency opportunity is implemented and a case if the efficiency opportunity is not implemented, of all the following: 

i. the estimated investment and operation cost; 

iii. the estimated specific energy consumption; 

iv. the estimated annual greenhouse gas emissions; 

v. the estimated financial savings; 

3. If any proposed energy-consuming system mentioned in paragraph (2)(a)(ii) is replaced with another proposed energy-consuming system during or after the energy efficiency opportunities assessment, a further energy efficiency opportunities assessment must be conducted in respect of the replacement energy-consuming system — 

a. if the replacement energy-consuming system forms part of the proposed energy-consuming systems estimated to consume a total of at least 80% of the estimated annual energy consumption of the business activity; and 

b. in accordance with this regulation. 

4. The energy efficiency opportunities assessment must be conducted — 

a. on the basis that the business activity is carried out at full capacity for 24 hours every day throughout the calendar year; and 

b. on the basis of sound and reliable information or documents, including information or documents from the supplier of the energy-consuming systems mentioned in paragraph (2)(a)(ii) and replacement energy-consuming system mentioned in paragraph (3), if any. 

i. the type of business activity; 

ii. the intended outputs of the business activity;and 

iii. the estimated full capacity of the businessactivity and intended outputs of the business activity; 

c. the matters mentioned in regulation 7C(1) (read with regulation 7C(2)), (3) and (4); 

d. information about the post-assessment design of the new venture facility within which the business activity assessed is to be conducted, comprising — 

i. the proposed layout of the new venture facility; 

ii. the proposed process flow diagram and energyand material flows in respect of the business activity; 

iii. a description, and the proposed location andarrangement, of every proposed energy-consuming system estimated to consume a total of at least 80% of the estimated annual energy consumption of the business activity; 

iv. the estimated annual quantity and unit ofmeasure, of each type of fuel or energy commodity to be used by the business activity, including each energy-consuming system mentioned in sub-paragraph (iii); 

v. the net calorific value of each type of fuel andenergy content value of each type of energy commodity to be used by the business activity; 

vi. the estimated annual quantity and unit ofmeasure of each intended output of the business activity, including from each energy-consuming system mentioned in 

vii. the estimated specific energy consumption ofthe business activity, including by each energy-consuming system mentioned in 

viii. the estimated annual greenhouse gas emissionsof the business activity, including from each energy-consuming system mentioned in 

e. the reasons for including or excluding the energy efficiency opportunities mentioned in regulation 7C(2)(a) in the post-assessment design of the new venture facility; 

f. if any energy efficiency opportunity mentioned in regulation 7C(2)(a) is excluded in the post-assessment design of the new venture facility-— 

i. the processes and energy-consuming systems ofthe business activity in respect of the energy efficiency opportunity so excluded; and 

ii. a comparison of the information mentioned inparagraph (1)(d)(iv) to (viii) between the processes and energy-consuming systems mentioned in sub-paragraph (i) so excluded with the processes and energy-consuming systems included in the post-assessment design; 

g. if any energy efficiency opportunity mentioned in regulation 7C(2)(a) is included in the post-assessment design of the new venture facility — 

i. the processes and energy-consuming systems ofthe business activity in respect of the energy efficiency opportunity so included; and 

ii. a comparison of the information mentioned inparagraph (1)(d)(iv) to (viii) between the processes and energy-consuming systems mentioned in sub-paragraph (i) so included with any processes and energy-consuming systems reviewed but excluded in the post-assessment design of the new venture facility, if any; 

h. such other information or document as the Director-General may require. 

a. must be signed by the person principally responsible for conducting the energy efficiency opportunities assessment; 

b. must be endorsed by the chief executive of the person mentioned in regulation 7B(1); 

c. must be made — 

a. be in writing; 

b. state the reasons for the person’s inability to comply with the requirements; and 

c. be accompanied by supporting documents. 

a. the matters mentioned in regulation 7C(1); 

b. the energy efficiency opportunities identified in regulation 7C(2)(a); 

c. the assessment of the technical and economic feasibility of implementing each energy efficiency opportunity mentioned in regulation 7C(2)(b); 

d. the determination of the energy efficiency opportunities to be included in the post-assessment design of the new venture facility; 

e. any other matters relied on by the person in preparing the report submitted under regulation 7D. 

a. the quantity of each type of fuel or energy commodity used for the purposes of producing or providing energy in respect of the new business activity, during the calendar year covered by the report, and their net calorific value or energy content value, and unit of measure, but excluding any fuel or energy commodity used for the purposes of any emergency standby generator, must be expressed as a measured value; and 

b. the information mentioned in paragraph (4)(d) must include the information of every energy-consuming system of the new business activity, the aggregate energy consumption of which is at least 80% of the total energy consumption of the new business activity.”; 

b. by deleting the word “Any” in paragraph (6) and substituting the words “Subject to paragraph (6A), any”; 

c. by inserting, immediately after paragraph (6), the following paragraph: 

a. must, in respect of every energy-consuming system of a new business activity, the aggregate energy consumption of which is at least 80% of the total energy consumption of the new business activity, be expressed as a measured value; and 

b. may, in respect of the energy-consuming systems of the new business activity not mentioned in sub-paragraph (a), be expressed either as a measured value or an estimated value.”; and 

d. by inserting, immediately after paragraph (7), the following paragraph: 

a. be in writing; 

b. state the reasons for the person’s inability to comply with the requirements; and 

c. be accompanied by supporting documents.”.