(1) Participation in the public transportation systems account shall be limited to those public transportation systems that contribute funds to the account.

(2) Projects eligible for funding from the public transportation systems account shall be limited to public transportation projects for:

(a) Planning;

(b) Development of capital projects;

(c) Development of high capacity transportation systems as defined in RCW 81.104.015;

(d) Development of high occupancy vehicle lanes and related facilities as defined in RCW 81.100.020;

(e) Other public transportation system-related roadway projects on state highways, county roads, or city streets; and

(f) Public transportation system contributions required to fund projects under federal programs and those approved by the transportation improvement board.

(3) Projects eligible for funding under the public transportation systems account shall be limited to areas in Washington state outside of the central Puget Sound region identified in WAC 240-20-110(3).