Companies Act 2006: Primary legislation governing company formation, operation, and management in England and Wales. Sets out fundamental rules for company structure, directors' duties, and shareholder rights.

Limited Liability Partnerships Act 2000: Primary legislation specifically dealing with the formation and operation of Limited Liability Partnerships in the UK.

Companies (Model Articles) Regulations 2008: Secondary legislation providing default articles of association for different types of companies registered under the Companies Act 2006.

Company, Limited Liability Partnership and Business Names Regulations 2014: Secondary legislation governing the use of sensitive words and expressions in company names and business names.

Limited Liability Partnerships Regulations 2009: Secondary legislation detailing specific requirements for LLPs including registration, administration, and winding up procedures.

Corporate Governance Code: Set of principles and guidelines for good corporate governance practices, particularly relevant for listed companies.

Financial Services and Markets Act 2000: Legislation governing companies operating in financial services sector, including regulatory requirements and compliance obligations.

Small Business, Enterprise and Employment Act 2015: Legislation aimed at reducing barriers to small business growth and increasing transparency in company ownership.

EU Retained Law: Former EU legislation that has been retained in UK law post-Brexit, affecting various aspects of company operations and compliance.

UK Employment Law: Various employment-related legislation affecting company operations, including Employment Rights Act 1996 and Equality Act 2010.

UK GDPR and Data Protection Act 2018: Data protection legislation governing how companies must handle and protect personal data.

Companies House Requirements: Registration and filing requirements set by the UK's registrar of companies, including ongoing compliance obligations.

Financial Conduct Authority Guidelines: Regulatory requirements and guidelines for companies operating in regulated financial services sectors.

The Pensions Regulator Guidelines: Regulatory requirements and guidelines for companies offering workplace pensions and related benefits.