The 2011 ESP Code provides requirements for an enhanced programme of inspections during surveys of single-hull and of double-hull bulk carriers and single-hull and double-hull oil tankers, in accordance with the provision of SOLAS regulation XI-1/2 and in line with the IACS UR Z10 series.

It provides, in particular, special requirements for:

- renewal, annual and intermediate surveys
- preparation for surveys
- documentation on board
- procedures for thickness measurements
- reporting and evaluation of surveys.