Where the National Assembly for Wales proposes to issue (or revise) a code of practice under section 14, it shall—
prepare a draft of the code (or revised code),
consult about the draft such persons appearing to it to represent any interests concerned as it considers appropriate, and
consider any representations made by them.
The Assembly may issue (or revise) a code either in the form of the draft prepared under subsection (1)(a) or with such modification as it thinks fit.
A code (or revised code) shall come into force in accordance with its provisions.
A code (or revised code) may include transitional provision or savings.