(3) If the vacancy to be filled is identified as part of the state patrol's affirmative action goals as established under its affirmative action plan, the chief may refer for consideration up to three additional names per vacancy of individuals who are on the eligible list and who are members of one or more of the protected groups under Title VII of the 1964 Civil Rights Act and chapter 49.60 RCW, or for federal contract compliance purposes, veterans and disabled veterans as defined in the Vietnam Era Veterans Readjustment Act of 1974, Title 41 C.F.R., chapter 60, part 60-250 . The three additional names referred for each vacancy shall be the top three members of the protected groups designated by the chief for referral for that vacancy in accordance with the state patrol's affirmative action goals. These names shall be drawn in rank order from the remaining names of protected group members on the eligible list, after ranking by examination grade. For each vacancy, a total of three supplementary names may be referred.