§ 81. Definitions. As used in this article:

1. "Agency" shall mean a state department, state agency, or state
public authority.

2. "Authority" shall mean the New York state energy research and
development authority.

3. "Building" shall mean a building or structure that is owned by the
state or by an agency.

4. "Office" shall mean the office of general services.

5. "Substantial renovation" shall mean a substantial modification of
an existing building and shall include but not be limited to additions,
alterations, and reconstruction as determined pursuant to regulations
promulgated by the office pursuant to this article.