4.1.1 New units, vessels and installations are to be built under LR's Special Survey
and, during service, periodic surveys are to be carried out in accordance with Pt 1, Ch 3 Periodical Survey Regulations.
4.1.2 When a National Authority descriptive note has been assigned in accordance
with Pt 1, Ch 2, 2.9 Descriptive Notes/Supplementary Character, the condition of the unit, vessel or installation shall be documented by
periodic surveys in accordance with the applicable coastal state Regulations.
4.1.3 A routine system for planning and implementation of periodic surveys for
condition monitoring of the unit, vessel or installation in accordance with the applicable
coastal state Regulations shall be proposed by the Owner, Operator and/or Duty Holder and be
agreed with LR.
4.1.4 In general, condition monitoring surveys as required by the coastal state
Regulations should be carried out at the same time as normal periodical class surveys in
accordance with Pt 1, Ch 3 Periodical Survey Regulations.