[6] The first MCV double-deck bodied BZLs followed in May 2023, with 30 entering service with Stagecoach East in Cambridge for use on the city's park and ride system.

[7][8] In what would have been the largest zero-emissions bus order by the Stagecoach Group to date, Stagecoach Manchester's Stockport depot was to take delivery of 150 double-deck and 20 single-deck BZLs for franchised Bee Network bus services,[9] however severe delays relating to the construction of a new Stockport depot saw the fleet's delivery reallocated to Stagecoach's Middleton and Metroline Manchester's Ashton and Hyde Road depots; a further twelve single-deck BZLs have since been ordered by an unspecified Bee Network operator.

[15] Elsewhere in the United Kingdom, municipal bus operator Warrington's Own Buses plans to take delivery of 105 single and double-deck BZLs to replace their entire diesel bus fleet,[16] with the first entering service in July 2024,[17] while Lothian Buses took delivery of the first of 50 double-deck BZLs for service in Edinburgh in September 2024.

[37] In Malaysia, the Volvo BZL-GML Eco Range was launched in May 2024 in partnership with local body manufacturer Gemilang Coachworks, with a trial on Rapid Bus free services that commenced later in the year.

In Colombia, a Volvo BZL built with Marcopolo bodywork was unveiled at a tech expo in the capital Bogotá in June 2023 for use on the city's TransMilenio bus rapid transit (BRT) system, the first bus from a European manufacturer to be delivered to the country; this BZL began trial operations in Curitiba in Brazil, with further trials in the cities of São Paulo, Rio de Janeiro and Santiago de Chile to follow.