# The Non-Domestic Rating (Renewable Energy Projects) (Amendment) Regulations 2026, Regulation 6: Amendment of regulation 15


In regulation 15(1) (calculation of the amount to be disregarded: class B)—
(a) for the formula which appears immediately after the opening words substitute—
“”;
( E - ( F - G ) ) × ( ( H - J ) / H ) × K
(b) after the definition of “J” insert—
““K” is—
(a) for a relevant year ending on or before 31st March 2026, 1;
(b) for a relevant year beginning on or after 1st April 2026, the relevant multiplier ratio in respect of the hereditament for the day.”.

---
Source: https://www.legislation.gov.uk/uksi/2026/240/regulation/6 (the official version)
Page: https://openlegislation.uk/non-domestic-rating-renewable-energy-projects-amendment-regulations-2026/regulation-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.