codify

To reduce to a code, to arrange into a code.

The company president codified the goal as a one-line mission statement.

To collect and arrange in a systematic form.

The house of Ruthven was a small but ultra-modern limestone affair, between Madison and Fifth ;[…]. As a matter of fact its narrow ornate façade presented not a single quiet space that the eyes might rest on after a tiring attempt to follow and codify the arabesques, foliations, and intricate vermiculations of what some disrespectfully dubbed as “ near-aissance.”

To enact as an official rule or law.