| India | Registration before any ad; the RERA registration number and the regulator’s website on every ad. Exempt: up to 500 sq m of land or eight apartments. | RERA Act 2016, sections 3 and 11(2) |
| Tamil Nadu | Registration number, Form-C QR code and the TNRERA website at the top right; portals may not list projects without them. | TNRERA order of 1 July 2025, reported by Legal500 and Storyboard18 |
| Maharashtra | Registration number, QR code and website in the top-right quadrant, in type at least as large as the contact details, in every medium including WhatsApp. | MahaRERA circular of 8 April 2025, reported by Free Press Journal |
| Dubai | A Trakheesi permit from the Dubai Land Department before the ad runs, with the permit number on the ad. | Dubai Land Department |
| US and Canada | Google: no targeting by age, gender, parental status, marital status or ZIP code. Meta: housing is a Special Ad Category with limited audience options. | Google Ads policy; Meta for Developers |