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Thinking economically about monument protection: BiB publishes new guideline on monument depreciation

The Association for Building in Existing Buildings (BiB) publishes a guide to monument depreciation. It explains in a practical way how tax benefits under §§ 7i/7h EStG can be used and emphasizes early coordination with the monument authority before construction begins.

News Whitepaper

FGW e.V. publishes final document on component-based unit certification

On 03.09.2026, FGW e.V. published the final document of the Working Group on Component-Based Unit Certification. It describes a procedure with early component validation and an integrated, cost-efficient measurement and validation process for generation units and storage systems.

Energy Regulatory

William Baumol hätte eine Frage zum AI Act gestellt

News

William Baumol would have asked a question about the AI Act

The AI Act creates a comprehensive legal framework for AI for the first time and brings strict requirements for governance, documentation, transparency and supervision. It could lower technological barriers to entry, but at the same time create new regulatory hurdles. Who benefits in the long term?

Markets Regulatory

Nahaufnahme von Solarmodulen bei Sonnenschein, Symbol für Rekord-Solarstromerzeugung in Deutschland im Juli 2026.

Comment News

New all-time solar high in Germany: 12 billion kWh of solar power in one month for the first time – IWR explains misunderstandings about EEG subsidies

In July 2026, photovoltaics in Germany fed 12 billion kWh into the public grid for the first time. At lunchtime, the average solar output was over 40,000 MW. The IWR explains misunderstandings about EEG subsidies and emphasizes the role of differential costs.

Energy Markets Regulatory

Paul McCormack, Timmy Dooley und Luigi Crema bei der Diskussionsrunde zu Wasserstofftechnologien in Dublin 2026.

News

Ireland’s EU Presidency offers opportunity to strengthen Europe’s hydrogen leadership

Vor Irlands EU-Ratspräsidentschaft ab 1. Juli 2026 diskutierten Vertreter aus Regierung, Forschung und Industrie in Dublin die Rolle von Wasserstoff für Wettbewerbsfähigkeit, Energiesicherheit und Klimaziele. Stimmen aus Politik und Branche fordern mehr Forschung, Partnerschaften und Infrastruktur für den Markthochlauf.

Energy Markets Regulatory

News

Building Modernization Act: Government wants to protect tenants from the state

Today, the Federal Government is debating the planned Building Modernisation Act. For owner-occupiers, the draft brings more flexibility, landlords are to bear half of the operating costs of new gas heating systems. IVD President Wohltorf calls for corrections before the Bundestag consultation.

Energy Regulatory

Peter Lenz, Partner bei Ypsilon, Portraitaufnahme

Comment News

Legislator wants to prohibit financial investors from entering tax advisors

On 24 April, the Bundestag passed the 9th Act Amending the Tax Advisory Act with a stricter ban on third-party ownership. The approval of the Bundesrat is still pending, but is expected. Ypsilon sees independent law firms as having an advantage.

Regulatory

Portrait von IVD-Präsident Dirk Wohltorf im Anzug vor neutralem Hintergrund.

News

Building Modernization Act: Abolition of the Heating Act for Landlords Canceled

The Federal Government is planning a new Building Modernisation Act as a successor to the Building Energy Act; a cabinet decision is scheduled for 13 May 2026. According to media reports, the coalition wants to introduce a cost brake for tenants, whereby landlords would share in the follow-up costs of new fossil heating systems. The IVD criticizes this as a brake on investment and withdrawal of the announced freedom of choice in the boiler room.

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