Originally Posted by
reynoldsno1
An ILS is a precision approach and normally has a DA - which is not a point defined by a fix.
A LOC approach (i.e. GP u/s) is a non-precision approach and will have a MAPt defined by a fix.
They may be published together on a single chart.
The MAPt for an ILS is the physical point where the glide-slope meets the DA, as per BizJetJock's post. This can be important when doing an early missed approach and the procedure involves a turn.