Part H requires that adequate drainage systems be provided and also deals with pollution prevention, sewage infrastructure issues, and maintenance and adoption regimes for sewers.
Technical design standards included cover sanitary pipework, foul drainage, rainwater drainage and disposal, wastewater treatment and discharges, cesspools, building over or close to public sewers and refuse storage.
Part H requires that adequate drainage systems be provided and also deals with pollution prevention, sewage infrastructure issues, and maintenance and adoption regimes for sewers. 
