The Gambling Levy Regulations 2025 established a levy system for gambling operators, defining the calculation and payment timelines, and linking non-payment to license revocation.

The Gambling Levy Regulations 2025 mandate that gambling operators pay an annual levy to the Gambling Commission, beginning April 6, 2025.

The levy amount is calculated based on the operator's revenue, with different percentages applied to different licenses.

The regulation aims to fund research and treatment of gambling-related harm, and addresses the collection of this levy through defined levy periods and methods of calculation.

Non-payment, unless excused by administrative error, results in license revocation.

The Unauthorised Co-ownership Alternative Investment Funds (Reserved Investor Fund) Regulations 2025 extended the application of specified sections of the Financial Services and Markets Act 2000 to unauthorized co-ownership AIFs that were or are RIFs, with modifications.

These regulations, effective immediately after the Co-ownership Contractual Schemes (Tax) Regulations 2025, apply sections 261M to 261O and 261P(1) and (2) of the Financial Services and Markets Act 2000 to unauthorised co-ownership Alternative Investment Funds (AIFs) that are or were Reserved Investor Funds (RIFs), with modifications.

The regulations extend to all UK jurisdictions and define relevant terms such as 'the Act' and 'RIF'.

They specify the rights and liabilities of participants in these AIFs and define 'UK-based' for the purpose of these regulations.

The regulations exempted Scottish Adult Disability Living Allowance from income tax by amending the Income Tax (Earnings and Pensions) Act 2003.

The Income Tax (Exemption of Scottish Adult Disability Living Allowance) Regulations 2025, effective March 19, 2025, amend the Income Tax (Earnings and Pensions) Act 2003 to fully exempt Scottish Adult Disability Living Allowance from income tax.

This amendment is made under the authority of the Finance Act 2020 and clarifies the tax treatment of this specific benefit.

Amendments were made to the Energy Bill Relief Scheme and Energy Bills Discount Scheme regulations, clarifying supplier discount duties and dispute resolution, and a timeframe was altered in the Energy Prices Act 2022.

These regulations amend the Energy Bill Relief Scheme and Energy Bills Discount Scheme Regulations, clarifying and limiting supplier obligations to provide energy discounts after a defined date.

The amendments also adjust processes for dealing with disagreements between energy suppliers and customers and extend a specified timeframe within the Energy Prices Act 2022.

The changes primarily aim to streamline administration and provide clarity for energy suppliers while maintaining the targeted provision of energy support to customers.

Established tax framework for Reserved Investor Funds while amending Co-ownership Authorised Contractual Schemes regulations, including qualifying conditions, reporting requirements, and enforcement mechanisms.

These regulations establish comprehensive tax rules for Reserved Investor Funds (RIFs) and modify existing regulations for Co-ownership Authorised Contractual Schemes (CoACS).

They set out qualifying conditions, entry and exit provisions, accounting requirements, information reporting obligations, and penalties for non-compliance.

The regulations also introduce amendments to various tax acts to accommodate RIFs and ensure consistent treatment with CoACS, while providing transitional provisions for existing schemes.

The 2025 Order designated numerous public and local government bodies to submit financial information to the Treasury for compiling Whole of Government Accounts for the 2024-2025 financial year.

The Whole of Government Accounts (Designation of Bodies) Order 2025 designates numerous public and local government bodies to provide financial information to the Treasury for the 2024-2025 financial year.

This data is used to compile the Whole of Government Accounts, aiming to improve transparency and accountability in public spending.

The Order came into force on March 18, 2025, and applies to England, Wales, Scotland, and Northern Ireland.

The Treasury consulted with Welsh Ministers where deemed appropriate.

Designated areas in England and Wales were established for local retention of non-domestic rates, calculation rules were instituted for non-domestic rating income and baseline amounts, and the Non-Domestic Rating (Designated Areas etc) Regulations 2017 were amended.

The Non-Domestic Rating (Designated Areas) Regulations 2025 designate specific areas in England and Wales to retain a portion of their non-domestic rating income.

The regulations detail how to calculate this income and establish a baseline amount to determine the portion retained.

These calculations consider factors such as small and standard business rate multipliers and the aggregate rateable values of properties within designated areas.

The regulations also amend existing legislation to extend the designation of the Heart of the South West–Huntspill Energy Park designated area and specify the designation period (24-25 years) for all designated areas.

The 2025 regulations amended the 2014 Electricity Capacity Regulations, introducing new capacity agreement durations, clarifying eligibility criteria, and updating administrative procedures related to the Capacity Market.

The Electricity Capacity (Amendment) Regulations 2025 amend the 2014 Electricity Capacity Regulations to improve the UK's Capacity Market.

Key changes include introducing 9-year capacity agreements for certain low-carbon generating units, clarifying eligibility criteria, and simplifying some administrative procedures.

These amendments seek to enhance the market's efficiency, promote low-carbon investment, and improve regulatory clarity.

Several subsections clarify existing ambiguities and align the regulations with ongoing updates to the Capacity Market Rules.