The following fees are charged for gas and plumbing inspections:
A. Gas inspection.
(1) Per family living unit $10.
B. Gas conversion inspection.
(1) Per family living unit: $20.
C. Plumbing inspection.
(1) Per family living unit: $20.
(2) Per business: $20, plus $2 per fixture; over four fixtures, $5 per
fixture.