Petra works with land and environmental law and has broad experience in the area of real estate law with particular expertise in issues relating to the Planning and Building Act and the Environmental Code. She has worked with supervision of the Planning and Building Act in two different municipalities and as a decision-maker regarding appealed municipal decisions at the County Administrative Board of Stockholm. She has expertise in issues such as building permits, supervision, leases, easements, defects in property, environmentally hazardous activities, shore protection, hazardous activities, the Act on Protection against Accidents and the Act on Flammable and Explosive Goods.