(a) In evaluating bids or proposals, agencies shall award preferences as follows: (1) In the case of proposals, points shall be granted as follows: (A) Three points for a small business enterprise; (B) Five points for a resident-owned business; (C) Five points for a longtime resident business; (D) Two points for a local business enterprise; (E) Two points for a local business enterprise with its principal office located in an enterprise zone; (F) Two points for a disadvantaged business enterprise; (G) Two points for a veteran-owned business enterprise; and (H) Two points for a local manufacturing business enterprise. (2) In the case of bids, a percentage reduction in price shall be granted as follows: (A) Three percent for a small business enterprise; (B) Five percent for a resident-owned business; (C) Ten percent for a longtime resident business; (D) Two percent for a local business enterprise; (E) Two percent for a local business enterprise with its principal office located in an enterprise zone; (F) Two percent for a disadvantaged business enterprise; (G) Two percent for a veteran-owned business enterprise; and (H) Two percent for a local manufacturing business enterprise. (b) A certified business enterprise shall be entitled to any or all of the preferences provided in this section, but in no case shall a certified business enterprise be entitled to a preference of more than 12 points or a reduction in price of more than 12 percent.