The Boilers Act, 2025

Administered Ministry: Ministry of Commerce and Industry / Department of Promotion of Industry and Internal Trade

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Section
Section 1 Short title, commencement and application.
(1) This Act may be called the Boilers Act, 2025.

(2) It shall come into force on such date1 as the Central Government may, by notification in the Official Gazette, appoint; and different dates may be appointed for different provisions of this Act and any reference in any provision to the commencement of this Act shall be construed as a reference to the coming into force of that provision.

(3) Save as otherwise expressly provided, the provisions of this Act shall apply to all boilers and boiler components including boilers and boiler components belonging to the Central Government and the State Governments.

(4) Nothing in this Act shall apply to---

(a) locomotive boilers belonging to or under the control of the railways;

(b) any boiler or boiler components,---

(i) in any vessel propelled wholly or in part by the agency of steam;

(ii) belonging to or under the control of the Army, Navy or Air Force; or

(iii) appertaining to a sterilizer or disinfector used in hospitals or nursing homes, if the boiler does not exceed one hundred litres in capacity.

1. 1st day of May, 2025, vide notification No. S.O. 1943 (E), dated 30th day of April, 2025, see Gazette of India, Extraordinary, Part II, sec. 3 (ii).

Section 2 Definitions.
In this Act, unless the context otherwise requires,---

(a) "accident" means an explosion of boiler or boiler components, which is calculated to weaken the strength or an uncontrolled release of water or steam therefrom, liable to cause death or injury to any person or damage to any property;

(b) "Board" means the Central Boilers Board constituted under section 3;

(c) "boiler" means a pressure vessel in which steam is generated for use external to itself by application of heat which is wholly or partly under pressure when steam is shut off but does not include a pressure vessel,---

(i) with capacity less than twenty-five litres, such capacity being measured from the feed check valve to the main steam stop valve; or

(ii) with less than one kilogram per centimetre square design gauge pressure and working gauge pressure; or

(iii) in which water is heated below one hundred degrees centigrade;

(d) "boiler components" means steam piping, feed piping, economiser, superheater, any mounting or other fitting and any other external or internal part of a boiler which is subject to pressure exceeding one kilogram per centimetre square gauge.

Explanation.--- For the purposes of this clause, the term "superheater" means any equipment which is partly or wholly exposed to flue gases for the purpose of raising the temperature of steam beyond the saturation temperature at that pressure and includes a re-heater;

(e) "Chief Inspector", "Deputy Chief Inspector" and "Inspector", mean, respectively, a person appointed to be a Chief Inspector, a Deputy Chief Inspector and an Inspector under section 5;

(f) "competent authority" means an institution referred to in sub-section (1) of section 6;

(g) "competent person" means an inspector or a person recognised in such manner as may be specified by regulations, for inspection and certification of boilers and boiler components during manufacture, erection and use;

(h) "economiser" means any part of a feed-pipe that is wholly or partially exposed to the action of flue gases for the purpose of recovery of waste heat;

(i) "feed-pipe" means any pipe or connected fitting wholly or partly under pressure through which feed water passes directly to a boiler and which does not form an integral part thereof;

(j) "inspecting authority" means a chief inspector or an institution recognised in such manner as may be specified by regulations, for the inspection and certification of boilers and boiler components during manufacture and erection;

(k) "manufacture" means manufacture, construction and fabrication of boiler or boiler components, or both;

(l) "manufacturer" means a person engaged in the manufacture of boiler or boiler components, or both;

(m) "notification" means a notification published in the Official Gazette;

(n) "owner" includes any person possessing or using a boiler as agent of the owner thereof and any person using a boiler which he has hired or obtained on loan from the owner thereof;

(o) "prescribed" means prescribed by rules made under this Act;

(p) "regulations" means regulations made by the Board under section 40;

(q) "State Government" shall include Union territory administration;

(r) "steam-pipe" means any pipe through which steam passes, if---

(i) the pressure at which steam passes through such pipe exceeds three and half kilogram per square centimeters above atmospheric pressure; or

(ii) such pipe exceeds two hundred fifty-four millimeters in internal diameter and the pressure of steam exceeds one kilogram per square centimeters above the atmospheric pressure,

and includes in either case, any connected fitting of a steam-pipe and feed-pipe;

(s) "structural alteration, addition or renewal" means,---

(i) any change in the design of a boiler or boiler components;

(ii) replacement of any part of boiler or boiler components by a part which does not conform to the same specification; or

(iii) any addition to any part of a boiler or boiler components;

(t) "Technical Adviser" means the Technical Adviser appointed under sub-section (1) of section 4.

Section 3 Central Boilers Board.
(1) The Central Government may, by notification, constitute a Board to be called the Central Boilers Board, for the purposes of this Act.

(2) The Board shall consist of the following members, namely:---

(a) the Secretary to the Government of India in charge of the Department having administrative control of the Board who shall be the Chairperson, ex officio;

(b) one member to represent each State, other than Union territory, who shall be a senior technical officer conversant with the inspection and examination of boilers, to be nominated by that State Government;

(c) members, equal in number to members nominated under clause (b), to be nominated by the Central Government, to represent the following, namely:---

(i) the Central Government;

(ii) the Bureau of Indian Standards;

(iii) boiler and boiler components manufactures;

(iv) National laboratories;

(v) engineering consultancy agencies;

(vi) users of boilers; and

(vii) such other interests which, in the opinion of the Central Government, ought to be represented on the Board;

(d) Technical Adviser, who shall be the Member-Secretary, ex officio.

(3) The term of office of the members nominated under clauses (b) and (c) of sub-section (2), and the manner of their nomination, shall be such as may be prescribed by the Central Government.

(4) The Board may determine its own procedure for the conduct of all business to be transacted by it.

(5) The Board shall have power to constitute committees and sub-committees from amongst its members and to delegate any of its powers and duties to such committees or sub-committees.

(6) The powers of the Board may be exercised notwithstanding any vacancy in the Board.

(7) The functions of the Board shall be to regulate the design, manufacture, erection and use of boiler and boiler components to ensure safety of life and property of persons from the danger of explosions of steam-boilers and for uniformity in registration and inspection and for these purposes, make such regulations as it deems fit.

Section 4 Technical Adviser.
(1) The Central Government shall, by notification, appoint a Technical Adviser from amongst the persons having such qualifications and experience as may be prescribed by the Central Government.

(2) The salary and allowances and other terms and conditions of service of the Technical Adviser shall be such as may be prescribed by the Central Government.

(3) The Technical Adviser shall, in addition to exercising the powers and discharging the functions assigned to him under this Act and the rules and regulations made thereunder, exercise such other powers and discharge such functions as the Central Government and the Board may delegate to him.

Section 5 Chief Inspector, Deputy Chief Inspector and Inspector.
(1) The State Government may appoint such persons as it thinks fit to be Inspectors for the State for the purposes of this Act and may define the local limits within which each Inspector shall exercise the powers and perform the duties conferred and imposed on Inspectors by or under this Act.

(2) The State Government may appoint such persons as it thinks fit to be Deputy Chief Inspectors for the State and may define the local limits within which each Deputy Chief Inspector shall exercise powers and perform duties under this Act.

(3) A Deputy Chief Inspector may exercise the powers and perform the duties conferred and imposed on an Inspector by or under this Act and, in addition thereto, may exercise such powers or perform such duties conferred or imposed on the Chief Inspector by or under this Act, as the State Government may assign to him.

(4) The State Government shall appoint a person to be the Chief Inspector for the State who may, in addition to the powers and duties conferred and imposed on a Chief Inspector by or under this Act, exercise any power or perform any duty so conferred or imposed on Deputy Chief Inspectors or Inspectors.

(5) No person shall be appointed as a Chief Inspector, or Deputy Chief Inspectors or Inspectors, unless he possesses such qualifications and experience as may be prescribed by the Central Government.

(6) Subject to the provisions of this Act, the Deputy Chief Inspectors and Inspectors shall exercise the powers and perform the duties conferred and imposed on them by or under this Act under the general superintendence and control of the Chief Inspector.

(7) The Chief Inspector, Deputy Chief Inspectors and Inspectors may offer such advice as they think fit to the owners regarding the proper maintenance and safe working of boilers.

(8) The Chief Inspector, Deputy Chief Inspectors and Inspectors shall exercise such other powers and duties as may be prescribed by the State Government.

(9) The Chief Inspector, Deputy Chief Inspectors and Inspectors shall be deemed to be public servants within the meaning of clause (28) of section 2 of the Bharatiya Nyaya Sanhita, 2023 (45 of 2023).

Section 6 Competent authority to grant welders certificate.
(1) The competent authority shall be an institution recognised in such manner as may be specified by regulations, for grant of certificate to the welders for welding of boiler and boiler components.

(2) Any person who intends to undertake any welding work connected with or related to a boiler or a boiler component, or both, shall apply to the competent authority for the grant of such welders certificate as may be specified by regulations.

(3) On receipt of an application under sub-section (2), the competent authority shall follow such procedure for examination and grant of welders certificate as may be specified by regulations.

(4) The competent authority may, if satisfied that the person applying for welders certificate under sub-section (2) has complied with the conditions for the grant of the welders certificate, grant such certificate, subject to such other conditions and on payment of such fee, as may be specified by regulations:

Provided that the competent authority shall not refuse such certificate to any person unless the person is given an opportunity of being heard.

Section 7 Conditions precedent for manufacture of boiler and boiler components.
No person shall manufacture or cause to be manufactured any boiler or boiler components, or both, unless---

(a) the premises or precincts wherein boiler or boiler components, or both, are manufactured, have such facilities for design and construction as may be specified by regulations;

(b) a certificate for the design and drawings of the boiler and boiler components have been granted by the inspecting authority under clause (a) of sub-section (3) of section 8;

(c) the material, mounting and fitting used in the construction of boiler or boiler components, or both, conform to such specifications as may be specified by regulations; and

(d) the person engaged in welding boiler or boiler components hold welders certificate granted by the competent authority under sub-section (4) of section 6.

Section 8 Inspection during manufacture.
(1) Every manufacturer, before commencing manufacture of a boiler or boiler components, shall engage an inspecting authority for carrying out inspection at such stages of manufacture as may be specified by regulations.

(2) The inspecting authority engaged under sub-section (1) shall follow such procedure for inspection and certification of boiler or boiler components as may be specified by regulations.

(3) Where, after inspection, the inspecting authority---

(a) is satisfied that the design and drawings of the boiler or the boiler components conforms to the standards as may be specified by regulations, it shall grant a certificate of inspection and stamp the boiler or boiler components, or both; or

(b) is of the opinion that the boiler or boiler components, or both, does not conform to such standards as may be specified by regulations, it may for reasons to be recorded in writing, refuse to grant such certificate:

Provided that no certificate shall be refused unless the inspecting authority has directed the manufacturer of the boiler or boiler components, or both, in writing to carry out such modifications or rectifications as it deems necessary and the inspecting authority is of the opinion that inspite of such direction, the manufacturer of the boiler or boiler components, or both, has not carried out the modifications or rectifications.

(4) The inspecting authority may, for the purposes of inspection under this section, charge such fee as may be specified by regulations.

Section 9 Inspection during erection.
(1) Any owner who intends to register a boiler under section 12, shall engage an inspecting authority for carrying out inspection at the stage of erection of the boiler.

(2) The inspecting authority shall follow such procedure for inspection and certification of a boiler or boiler components, or both, as may be specified by regulations.

(3) Where, after inspection, the inspecting authority---

(a) is satisfied that the erection of the boiler is in accordance with such standards as may be specified by regulations, it shall grant a certificate of inspection in such form as may be specified by regulations; or

(b) is of the opinion that the boiler has not been erected in accordance with such regulations, it may for reasons to be recorded in writing, refuse to grant the certificate and shall communicate such refusal to the owner and the manufacturer of the boiler or boiler components forthwith:

Provided that no such certificate shall be refused unless the inspecting authority has directed the owner in writing to carry out such modifications or rectifications as it deems necessary and the inspecting authority is of the opinion that in spite of such direction, the owner has not carried out the modifications or rectifications.

(4) The inspecting authority may, for the purposes of inspection under this section, charge such fee as may be specified by regulations.

Section 10 Conditions precedent for repairing boiler and boiler components.
(1) No person shall repair or cause to be repaired boiler or boiler components, or both, unless---

(a) the premises or precincts, wherein boiler or boiler components or both, are being used has such facilities for repairs as may be specified by regulations;

(b) the design and drawings of the boiler or boiler components conform to such standards, and the material, mounting and fitting used in the repair of boiler or boiler components, conform to such specifications as may be specified by regulations;

(c) persons engaged in welding, holds a welders certificate granted by the competent authority under sub-section (4) of section 6;

(d) the user who does not have the in-house facilities for repair of boiler or boiler components, engages a boiler repairer possessing a boiler repairer certificate;

(e) the user engage a competent person for approval of repairs to be carried out in-house or by the repairers;

(f) the safety of persons working inside a boiler is ensured, by taking such measures, as may be specified by regulations.

(2) A boiler repairer shall obtain such certificate in such manner as may be specified by regulations.

Section 11 Prohibition of use of unregistered or uncertified boiler.
(1) Save as otherwise expressly provided in this Act, no owner of a boiler shall use the boiler or permit it to be used,---

(a) unless it has been registered in accordance with the provisions of this Act or the rules or regulations made thereunder;

(b) any boiler which has been transferred from one State to another, until the transfer has been reported in such manner as may be specified by regulations;

(c) unless the owner is in possession of the certificate or the provisional order authorising the use of the boiler;

(d) at a pressure higher than the maximum pressure recorded in such certificate or provisional order;

(e) where the Central Government has made rules requiring that boiler shall be in the charge of persons holding certificates of proficiency or competency, unless the boiler is in the charge of a person holding the certificate required by such rules:

Provided that any boiler registered, or any boiler certified or licensed, under any Act herebefore repealed, shall be deemed to have been registered or certified, as the case may be, under this Act.

(2) The qualification and experience of persons intending to obtain a certificate of proficiency or competency, fee and the procedure for obtaining such certificate, shall be such as may be prescribed by the Central Government.

Section 12 Registration.
(1) The owner of a boiler which is not registered under the provisions of this Act shall make an application to the Inspector in such form, along with such drawings, specification, certificate and other documents as may be specified by regulations, to have the boiler registered.

(2) Every application for registration under sub-section (1) shall be accompanied by such fee as may be prescribed by the State Government.

(3) On receipt of an application under sub-section (1), the Inspector shall fix a date, within thirty days or such shorter period as may be prescribed by the State Government, from the date of the receipt of the application, for examination of the boiler and shall give the owner thereof not less than ten days notice of the date so fixed.

(4) On the date so fixed under sub-section (3), the Inspector shall inspect the boiler with a view to satisfying himself that the boiler has not suffered any damage during its transit from the place of manufacture to the site of erection and forward a report of the inspection along with the documents to the Chief Inspector within seven days.

(5) The Chief Inspector, on receipt of the report under sub-section (4), may---

(a) register the boiler and assign a register number thereto either forthwith or after satisfying himself that any structural alteration, addition or renewal which he may deem necessary has been made in or to the boiler or any steam-pipe attached thereto; or

(b) refuse to register the boiler:

Provided that where the Chief Inspector refuses to register a boiler, he shall forthwith communicate his refusal to the owner of the boiler together with the reasons therefor.

(6) The Chief Inspector shall, on registration of the boiler, order the grant of a certificate to the owner in such form as may be specified by regulations, authorising the use of the boiler for a period not exceeding twelve months, at a pressure not exceeding such maximum pressure as he thinks fit:

Provided that where an economiser or an unfired boiler forms an integral part of such processing plant in which steam is generated solely by the use of oil, asphalt or bitumen as a heating medium, the Chief Inspector may authorise the use of such boiler for a period not exceeding twenty-four months.

(7) The Inspector shall forthwith convey to the owner of the boiler the order of the Chief Inspector and shall in accordance therewith, grant a certificate to the owner of which such grant has been ordered.

(8) On receipt of the boiler registration certificate, the owner shall cause the register number to be permanently marked on the boiler in such manner and within such time as may be specified by regulations.

(9) The transfer of boilers from one place to another within a State shall be reported in such manner as may be prescribed by the State Government.

Section 13 Renewal of certificate.
(1) A certificate authorising the use of a boiler shall cease to be in force,---

(a) on the expiry of the period for which it was granted; or

(b) when any accident occurs to the boiler; or

(c) when the boiler is moved, except a vertical boiler, the heating surface of which is less than twenty square metres, or a portable or vehicular boiler; or

(d) save as provided in section 17, when any structural alteration, addition or renewal is made in or to the boiler; or

(e) in case the Chief Inspector in any particular case so directs, when any structural alteration, addition or renewal is made in or to any steam-pipe attached to the boiler; or

(f) on the communication to the owner of the boiler of an order of the Chief Inspector or the Inspector prohibiting its use on the ground that it or any boiler components attached to it is in a dangerous condition.

(2) An order made under clause (f) of sub-section (1) shall contain the grounds on which the order is made and the same shall be communicated to the owner.

(3) When a certificate ceases to be in force, the owner of the boiler may make an application to the competent person for renewal thereof in such form, along with such documents and fee as may be specified by regulations.

(4) On receipt of an application under sub-section (3), the competent person shall, within fifteen days from the date of such receipt, inspect the boiler in such manner as may be specified by regulations.

(5) If the competent person is,---

(a) satisfied that the boiler and the boiler components attached thereto are in good condition, he shall grant a certificate for such period as may be specified by regulations;

(b) of the opinion that the boiler or boiler components, or both, does not conform to the standards as may be specified by regulations, he may, for reasons to be recorded in writing, refuse to grant the certificate:

Provided that no certificate shall be refused unless the inspecting authority had directed the owner of the boiler or the boiler components, or both, in writing to carry out such modifications or rectifications as it deems necessary and the competent person is of the opinion that inspite of such direction, the owner of the boiler or boiler components, or both, has not carried out the modifications or rectifications:

Provided further that the competent person shall, within forty-eight hours of making the inspection under sub-section (4), inform the owner of the boiler or boiler components, or both, any defect or deficiency in his opinion and the reasons therefor and shall forthwith inform the Chief Inspector about such defect or deficiency.

(6) The Chief Inspector, on receipt of an information under sub-section (5), may, subject to the provisions of this Act and the regulations made thereunder, order the renewal of the certificate on such terms and conditions as may be specified by regulations or may refuse to renew it:

Provided that where the Chief Inspector refuses to renew a certificate, he shall forthwith communicate his refusal to the owner of the boiler, together with the reasons therefor.

(7) Nothing in this section shall be deemed to prevent an owner of a boiler from applying for a renewal certificate therefor at any time during the currency of a certificate.

Section 14 Provisional order.
(1) Where the Inspector reports the case of any boiler to the Chief Inspector under sub-section (4) of section 12, he may, if the use of such boiler or its components is not prohibited under clause (f) of sub-section (1) of section 13 as being in a dangerous condition, grant to the owner thereof a provisional order in writing, permitting the boiler to be used at a pressure not exceeding such maximum pressure as he thinks fit and in accordance with the regulations made under this Act, pending the receipt of the order of the Chief Inspector.

(2) Such provisional order shall cease to be in force---

(i) on the expiry of six months from the date on which it is granted; or

(ii) on receipt of the orders of the Chief Inspector; or

(iii) in any of the cases referred to in clauses (b), (c), (d), (e) and (f) of sub-section (1) of section 13,

and on so ceasing to be in force, shall be surrendered to the Inspector.

Section 15 Use of boiler pending grant of certificate.
Subject to the provisions of sub-section (1) of section 14, when the period of a certificate relating to a boiler has expired, the owner shall, subject to the condition that he has applied for renewal before the expiry of the period for renewal of the certificate, be entitled to use the boiler at the maximum pressure entered in that certificate pending the issue of orders on the renewal application made under sub-section (3) of section 13.

Section 16 Revocation of certificate or provisional order.
The Chief Inspector may at any time withdraw or revoke any certificate or provisional order on the report of an Inspector or otherwise,---

(a) if there is reason to believe that the certificate or provisional order has been obtained fraudulently or has been granted erroneously or without sufficient examination; or

(b) if the boiler in respect of which it has been granted has ceased to be in good condition; or

(c) if the boiler is in the charge of a person not holding the certificate of proficiency or competency referred to in clause (e) of sub-section (1) of section 11.

Section 17 Alteration and renewal of boiler.
No structural alteration, addition or renewal shall be made in or to any boiler registered under this Act unless such alteration, addition or renewal has been authorised in writing by the Chief Inspector:

Provided that no such authorisation is required where the structural alteration, addition or renewal is made under the supervision of a competent person.

Section 18 Alteration and renewal of steam-pipe or boiler components.
(1) Where the owner of any boiler registered under this Act intends to make any structural alteration, addition or renewal in or to any steam-pipe or other boiler components attached to the boiler, he shall submit to the Chief Inspector a report in writing of his intention and send therewith such particulars of proposed alteration, addition or renewal, as may be specified by regulations.

(2) Any structural alteration, addition or renewal shall be made by a person possessing a boiler repairer certificate under the supervision of the competent person.

Section 19 Duty of owner at examination.
(1) On any date fixed under this Act for the examination of a boiler or boiler components, or both, the owner thereof shall be bound,---

(a) to afford to the competent person all reasonable facilities for the examination and all such information as may reasonably be required of him;

(b) to have the boiler or boiler components, or both, properly prepared and ready for examination in the such manner as may be specified by regulations; and

(c) in case of an application for the registration of a boiler under sub-section (1) of section 12, to provide to the competent person such drawing, specification, certificate and other particulars as may be specified by regulations.

(2) If the owner fails, without reasonable cause, to comply with the provisions of sub-section (1), the competent person may refuse to make the examination and report the matter to the Chief Inspector who shall, unless sufficient cause to the contrary is shown, require the owner to file a fresh application for registration or renewal of certificate for use of boiler and may forbid him to use the boiler.

Section 20 Production of certificate and provisional order.
The owner of any boiler who holds a certificate or provisional order relating thereto shall, at all reasonable times during the period for which the certificate or order is in force, be bound to produce the same when called upon to do so by the District Magistrate, the Commissioner of Police or the Magistrate of the first class, having jurisdiction in the area in which the boiler is for the time being located, or by the Chief Inspector or Inspector or by any Inspector appointed under the Factories Act, 1948 (63 of 1948) or by any person specially authorised in writing by the District Magistrate or the Commissioner of Police.