The short answer
Drawings prepared in the format the approving authority requires, showing compliance with zoning, setbacks, coverage and fire norms.
Statutory drawings translate the design into the authority’s format: site plan, floor plans, sections, elevations and area statements showing setbacks, ground coverage, FAR and height against the rules.
They are not construction drawings. Errors here surface as rejections or as later violations, so they are usually prepared or checked by someone familiar with the local by-laws.
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