Work and materials listed as ‘Deemed included’ can only be priced by the tenderer if that work is clearly shown on drawings, specifications or description. The tenderer can not be asked to guess.
The above is a quote is from the
RICS Guidelines on NRM 2: Detailed measurement of building works. I have always been under the impression since the introduction of NRM2, that it was down to contractors to ascertain for themselves the nature, risk and extent of materials that are deemed included.
Apparently, that's not the case.