Social security agreement between Chile and United Kingdom entered into force

Chile’s tax authority (SII) has issued Letter Ruling No. 578 dated 6 March 2026, addressing the VAT treatment applicable to a Chilean purchaser acquiring software from an unrelated US supplier and subsequently sublicensing it to customers in

Chile’s Tax Administration, Servicio de Impuestos Internos (SII), has issued Resolution Ex. SII No. 38-2026 of 9 March 2026, introducing changes to the monthly VAT return (Form No. 29) for taxpayers acting as intermediaries. The amendments add new

The UK tax authority (HMRC) launched a consultation on 12 March 2026, inviting input on business systems integration and ways to simplify record-keeping for businesses. The purpose of the consultation is to gather insights from businesses,

The UK has amended its Climate Change Levy (CCL) rules with the introduction of the Climate Change Levy (Fuel Use and Recycling Processes) (Amendment) Regulations 2026, made on 11 March 2026 and effective from 12 March 2026. The regulations

The UK’s HM Revenue & Customs (HMRC) initiated a public consultation, on 12 March 2026, regarding the expansion and improvement of the Uncertain Tax Treatment (UTT) regime, under which large in-scope taxpayers must inform HMRC of any uncertain

The UK tax authority, HM Revenue & Customs (HMRC) has initiated a consultation on 10 March 2026 regarding the updates and standardisation of the format of UK corporation tax computations. The government is introducing prescribed formats for