(a) An agent shall have authority described in this article if the
power of attorney refers to general authority with respect to the descriptive term for the subjects stated in Code Sections 10-6B-43 through 10-6B-56 or cites the Code section in which the authority is described.
(b) A reference in a power of attorney to general authority with respect to the descriptive term for a subject stated in Code Sections 10-6B-438 through 10-6B-56 or a citation to a specific Code section in Code Sections 10-6B-43 through 10-6B-56 shall incorporate the entire Code section as if it were set out in full in the power of attorney.
(c) A principal may modify authority incorporated by reference.