21.1. No amendment to a pension plan to which subparagraph 16.1 or 17 of the second paragraph of section 14 applies may pertain to the right referred to in that subparagraph, unless all requirements imposed by the first paragraph of section 146.5 and section 146.6 are satisfied.
2000, c. 41, s. 9; 2006, c. 42, s. 2.