The term "brought up to code" refers to the process of updating a building to meet the current standards and regulations set by authorities. The opposite of bringing up to code would be letting it fall out of compliance or abandoning the project altogether. Synonyms for "brought up to code" include "compliant," "approved," and "certified." However, antonyms for "brought up to code" could include "noncompliant," "unapproved," "unsafe," "hazardous," or "outdated." It is important to ensure that all buildings are up to code to ensure the safety of those who occupy them.