<p>To ask His Majesty's Government what steps they are taking to ensure that participants in the hydrogen heating neighbourhood trial and village trial are not disadvantaged by either their participation or their choice of an alternative heating solution; how they will ensure throughout the trial that the financial position of consumers in the trial is no worse than it would have been in had they remained on natural gas; and how much the programme will cost (1) public funds, and (2) billpayers.</p>