(1)This section applies for the purposes of section 43 above.
(2)A is the rateable value shown for the day under section 42(4) above as regards the hereditament or (as the case may be) such part of it as is neither domestic property nor exempt from local non-domestic rating.
(3)The Secretary of State may make regulations providing that where—
(a)the chargeable day falls within a period in which the ratepayer is in occupation of part only of the hereditament,
(b)the period is such limited one as may be prescribed, and
(c)other prescribed conditions are fulfilled,
for the day A shall be taken to be a value which is smaller than it would be apart from the regulations and which is found in accordance with prescribed rules.
(4)Subject to subsection (5) below, B is the non-domestic rating multiplier for the financial year.
(5)Where the charging authority is a special authority, B is the authority’s non-domestic rating multiplier for the financial year.
(6)C is the number of days in the financial year.