Revises the growth management act regarding the program of technical assistance created by the department of commerce, and the adoption of guidelines by the department, to guide the classification of agricultural lands, forestlands, mineral resource lands, and critical areas.

Requires technical assistance or guidance provided by the department or other state agency to include a section analyzing the effects of implementation.

Requires the developed guidelines to include analyses of the effect of the guidelines on lands within the city or county.

Prohibits implementation of agency guidance and the guidelines from resulting in a net loss of current or future built environment.