PART I General

1.Citation and commencement

2.Interpretation and application

PART II Calculation of Thermal Energy on Basis of Determined Calorific Values

3.Calculation of thermal energy

4.Calculation of daily calorific values

5.Availability of calculations of daily calorific values

6.Determinations of calorific values

PART III Calculation of Thermal Energy on Basis of Declared Calorific Values

7.Calculation of thermal energy

8.Declarations of calorific value

9.Uniformity of calorific value

10.Tests of calorific value by public gas transporters

PART IV Gas Examiners

11.Places etc. for tests of gas by gas examiners

12.Presence of public gas transporterâ€™s representative at tests by gas examiners

13.Publication of results of tests by gas examiners

14.Powers of entry by gas examiners

PART V Miscellaneous

15.Penalties

16.Public gas transporters' offices

17.Transitional provision

SCHEDULE

Calculations of Pressure Conversion and Compressibility Conversion Factors

PART I Calculation of Pressure Conversion Factor

PART II Calculation of Compressibility Conversion Factor