# The Non-Domestic Rating (Chargeable Amounts) (Wales) Regulations 2025, Regulation 2: Interpretation


In these Regulations—
“the Act” (“y Ddeddf”) means the Local Government Finance Act 1988;
“base liability” (“BL”) (“rhwymedigaeth sylfaenol” (“RhS”)) is the amount calculated in accordance with regulation 4;
“central list” (“rhestr ganolog”) means a list maintained in accordance with section 52ZA(10) of the Act;
“chargeable day” (“diwrnod y codir swm ynglŷn ag ef”) has the following meanings—
(a) in relation to occupied hereditaments shown in a local list, the meaning given in section 43(3) of the Act;
(b) in relation to unoccupied hereditaments shown in a local list, the meaning given in section 45(3) of the Act;
(c) in relation to hereditaments shown in the central list, the meaning given in section 54(3) of the Act;
“defined hereditament” (“hereditament diffiniedig”) has the meaning given in regulation 3;
“local list” (“rhestr leol”) means a list maintained in accordance with section 41ZA(10) of the Act;
“notional chargeable amount” (“NCA”) (“swm tybiannol a godir” (“STG”)) is the amount calculated in accordance with regulation 5;
“relevant day” (“diwrnod perthnasol”) is a chargeable day falling within the relevant period;
“relevant period” (“cyfnod perthnasol”) has the meaning given in regulation 1(3).

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Source: https://www.legislation.gov.uk/wsi/2025/1371/regulation/2 (the official version)
Page: https://openlegislation.uk/non-domestic-rating-chargeable-amounts-wales-regulations-2025/regulation-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.