Regulation 415(1)(a) of the Principal Regulations is amended as follows:

(a) by omitting from subparagraph (i) "50[mu ]g/dL (2.42[mu ]mol/L)" and substituting "30[mu ]g/dL (1.45[mu ]mol/L)";

(b) by omitting from subparagraph (ii) "20[mu ]g/dL (0.97[mu ]mol/L)" and substituting "10[mu ]g/dL (0.48[mu ]mol/L)";

(c) by omitting subparagraph (iii) .