(a) The board shall initiate the site selection process established in sections eighteen to twenty-three, inclusive, if it determines, by a two-thirds vote of its members, that it is necessary and appropriate to proceed with site selection. Such vote may be taken only if:

1. (1) the board has adopted a low-level radioactive waste management plan under section twelve, incorporating a finding that there is a requirement for additional facility capacity to meet present needs or needs anticipated to arise within the next decade;
2. (2) the department of public health has adopted regulations under section thirteen necessary to implement a program for source minimization, volume minimization and storage for decay by generators;
3. (3) the department of environmental protection has adopted, under section fourteen, criteria for selection of any superior site for the development and operation of a low-level radioactive waste management facility, guidelines for their application, and procedures for implementing the site selection process;
4. (4) the board has adopted regulations, under section fifteen, for the selection of operators; and
5. (5) the department of public health has adopted regulations, under section sixteen, for the licensing development, operation, closure, post-closure observation and maintenance and institutional control of a facility.