Regulation 22 of the Principal Regulations is rescinded and the following regulation is substituted:

22.     Allowable concentration level

(1)  In this regulation –

connection point , in relation to any premises and a sewer, means the point at which the plumbing for the premises joins the sewer.

(2)  A person who disposes of radioactive material into a sewer from any premises must ensure that the concentration of radioactive material in sewage, immediately before the connection point, does not exceed –

(a) in any 24-hour period, one-tenth of the amount specified in the Dose Coefficients Document for each 730 litres of sewage; or

(b) such other concentration as may be approved in advance of the disposal, either generally or by reference to a period of time, by each of the following:

(i) the Director of Public Health;

(ii) the Secretary of the department responsible for administering the Water and Sewerage Industry Act 2008 ;

(iii) the regulated entity, within the meaning of the Water and Sewerage Industry Act 2008 , responsible for the sewer.

Penalty:  Fine not exceeding 250 penalty units.

(3)  A person who disposes of radioactive material into a sewer from any premises must be able to prove, by calculation or measurement, that the concentration level of the radioactive material in sewage, immediately before the connection point, does not exceed the allowable concentration under subregulation (2) .

Penalty:  Fine not exceeding 250 penalty units.