In this Part--
"adjustable amount" means an amount specified in this Part as an
adjustable amount for the purposes of Division 3.
"base amount" means the amount specified for a threshold range in Column 4 of
the table to section 32 (1).
"fixed rate" means the rate specified for a threshold range in Column 5 of the
table to section 32 (1).
"maximum threshold amount" means the amount specified for a threshold range in
Column 3 of the table to section 32 (1).
"minimum threshold amount" means the amount specified for a threshold range in
Column 2 of the table to section 32 (1).
"premium base amount" --see section 32A (2).
"threshold range" --see section 32 (2).