Jepps...
..and use the charts in the Jepps.
No requirement under radar control.
If you're established on the ILS, on glideslope, the final fix reference altitudes
are only a reference as you are established on the glideslope.
For CAT 1 approaches, corrections MUST be made to the DH, otherwise you will descend below CAT 1 minimums.
CAT 2 and CAT 3 are predicated on the use of RA minimums and are not adjusted.