Division 3 — Inspection, monitoring and reporting
Notification and reporting
13.—(1)  A certified operator of an aerodrome must —
(a)establish a procedure with the AIS provider in order to allow the AIS provider to provide timely and accurate publication of information relating to the aerodrome;
(b)make and submit to the AIS provider a report containing information, specified in the relevant Aviation Specifications, that is necessary for the AIS provider to provide timely and accurate publication of information relating to the aerodrome; and
(c)review every Aeronautical Information Publication, AIP Supplement, AIP Amendment, Notice to Airmen, Pre‑flight Information Bulletin and Aeronautical Information Circular issued by the AIS provider on receipt of each such document and must, immediately after the review, notify the AIS provider of any inaccurate information contained in any document that pertains to the aerodrome.
(2)  A certified operator of an aerodrome must, before effecting any change to any facility or equipment at the aerodrome, or the level of service at the aerodrome, notify the AIS provider of the change in writing within the period of time specified in the procedure under paragraph (1)(a) if the change —
(a)has been planned in advance; and
(b)is likely to affect the accuracy of the information contained in any publication by the AIS provider.
(3)  A certified operator of an aerodrome must give the AIS provider, and must arrange for the air traffic control unit to receive, immediate notice detailing any of the following circumstances of which the certified operator has knowledge:
(a)in respect of obstacles, obstructions and hazards —
(i)any projection by an object through an obstacle limitation surface relating to the aerodrome; and
(ii)the existence of any obstruction or hazardous condition affecting aviation safety at or near the aerodrome;
(b)any change in the level of service at the aerodrome set out in any publication by the AIS provider;
(c)closure of any part of the movement area of the aerodrome;
(d)any significant change in any facility in the aerodrome, or the physical layout of the aerodrome;
(e)any other condition that could affect aviation safety at the aerodrome and against which precautions are warranted.
Document retention period
14.  An operator of an aerodrome must ensure that the documents, information, reports and records specified in the Third Schedule relating to the aerodrome are stored for their respective retention periods specified in that Schedule.
Control of documentation
15.—(1)  A certified operator of an aerodrome must establish procedures —
(a)to control, amend and distribute documentation necessary for the planning, operations and maintenance of the aerodrome; and
(b)to control all of the documentation required by these Regulations.
(2)  The procedures established in accordance with paragraph (1) must require —
(a)all documentation (such as charts, manuals, drawings and forms) to be reviewed and authorised by appropriate personnel of the certified operator before their issue;
(b)any proposed amendment to the documentation mentioned in sub‑paragraph (a) to be reviewed and approved by the appropriate personnel of the certified operator before being made;
(c)current versions of all relevant documents to be available to the certified operator’s personnel at all locations where the personnel require access to these documents;
(d)the current version of each document to be identifiable such that the use of superseded material is precluded; and
(e)all obsolete documentation to be promptly removed from all points of issue or use.
Obligation to report reportable safety matters and occurrences
16.—(1)  For the purposes of section 29 of the Act, any matter specified in paragraph 1 of the Fourth Schedule which occurs at an aerodrome is prescribed to be a reportable safety matter.
(2)  For the purposes of section 29(1) of the Act, the certified operator of an aerodrome at which a reportable safety matter specified in paragraph 1 of the Fourth Schedule occurs on or after 1 March 2023 is the responsible person who must notify the Authority of the reportable safety matter, in the manner specified in paragraph 2 of that Schedule.
(3)  A certified operator of an aerodrome must keep, for the period specified in the Third Schedule, a record of —
(a)every reportable safety matter which occurs at the aerodrome; and
(b)any event that the certified operator considers necessary to report or record.
(4)  To avoid doubt, nothing in this regulation affects the operation of regulation 50 of the Air Navigation (91 — General Operating Rules) Regulations 2018 (G.N. No. S 441/2018).
Investigation of occurrences at aerodrome
17.—(1)  A certified operator of an aerodrome must conduct an investigation to identify safety issues with a view to remedying them if —
(a)a reportable safety matter specified in paragraph 1 of the Fourth Schedule occurs on or after 1 March 2023 at the aerodrome, unless the Director‑General of Civil Aviation waives this requirement in any particular case; or
(b)the Director‑General of Civil Aviation requires any other incident to be investigated.
(2)  A certified operator of an aerodrome must ensure that each personnel carrying out the investigation required by paragraph (1)(a) or (b) is technically competent and is provided with relevant information pertaining to the investigation.
(3)  A certified operator of an aerodrome must submit to the Director‑General of Civil Aviation a report of each investigation required by paragraph (1)(a) or (b) and carried out by the certified operator, within one month after the date the reportable safety matter or incident being investigated had occurred at the aerodrome (or any longer period that the Director‑General of Civil Aviation may allow in any particular case).
(4)  A certified operator of an aerodrome must keep, for the period specified in the Third Schedule, a record of the investigation report submitted to the Director‑General of Civil Aviation under paragraph (3).
Special inspections
18.  A certified operator of an aerodrome must inspect the aerodrome, as circumstances require, to ensure aviation safety —
(a)as soon as practicable after any accident or incident involving any aircraft occurs at the aerodrome;
(b)during and immediately after any period of construction or repair of any facility or equipment at the aerodrome that is critical to the safety of aircraft operation; and
(c)at any other time when there are conditions at the aerodrome that could affect aviation safety.