Yes, an EICR (Electrical Installation Condition Report) is needed to legally promote your place in many jurisdictions

https://harriswilliamm.wordpress.com/2024/07/28/eicr-and-house-sale-ensuring-safety-and-compliance-for-potential-buyers/

Yes, an EICR (Electrical Installation Condition Report) is needed to legally sell your own home in many jurisdictions