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S1602 Purpose Code: Payments on account of maintenance and repair services rendered for aircrafts, space shuttles, rockets, military aircrafts, helicopters, etc.

Publish date: 15 Aug 2026
S1602Maintenance & Repair Services

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Purpose code S1602 is used when an Indian business pays a foreign vendor for maintenance or repair services for aircraft, spacecraft, rockets, military aircraft, helicopters and similar equipment.

FieldDetails
Purpose CodeS1602
CategoryMaintenance and repair services n.i.e
Used byIndian businesses paying foreign maintenance, overhaul or repair providers for aircraft and related equipment
Transaction directionOutward
What it coversPaying an overseas supplier for maintenance, inspection, overhaul or repair services for aircraft, space shuttles, rockets or helicopters

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What is the S1602 purpose code?

Purpose code S1602 is used when an Indian business sends money abroad to pay for maintenance or repair services for aircraft, spacecraft, rockets, military aircraft, helicopters and similar equipment. This includes work such as routine maintenance checks, heavy overhauls, component repairs, inspections and associated labour carried out by an overseas facility or specialist service provider. It applies to the maintenance or repair service itself, not to the import of aircraft parts or equipment, which would fall under the appropriate goods import purpose code. Under RBI FEMA guidelines, this outward payment is classified under maintenance and repair services n.i.e and reported accordingly.

When to use S1602 purpose code?

Use S1602 when you are paying an overseas vendor for maintenance, inspection, overhaul or repair services for aircraft, helicopters or other covered air and space equipment used in your operations. It is the correct RBI purpose code for aviation or aerospace maintenance work bought from a foreign provider, regardless of whether you are an airline, defence contractor, charter operator, MRO intermediary or another business. S1602 covers the maintenance and repair service, not the separate import of parts or equipment.

When to use a different code:

  • Use the adjacent maintenance and repair services purpose code when the work relates to other types of machinery or equipment instead of aircraft or aerospace assets
  • Use the appropriate import of goods purpose code when the main payment is for aircraft parts, tools or equipment rather than a service
  • Use the matching P code when you are receiving money rather than paying

Who typically uses S1602 purpose code?

Indian airlines, charter operators, defence and aerospace companies, MRO intermediaries and aviation leasing or operating entities that send aircraft or components abroad for maintenance or repair. It also applies to other Indian businesses that pay foreign workshops or specialist service providers for maintenance and repair of aircraft, helicopters or related aerospace equipment located in India or temporarily outside India.

Examples of transactions covered

  • Payment to a foreign MRO facility for heavy maintenance and C-checks on an aircraft in your fleet
  • Fees to an overseas workshop for repair and overhaul of aircraft engines or critical components
  • Charges from a foreign aerospace company for inspection, testing and certification work on a helicopter
  • Settlement of an invoice from an international vendor for scheduled maintenance services on military aircraft under a service contract

When NOT to use S1602 purpose code

  • The payment is for maintenance or repair of non-aircraft machinery or equipment, which belongs under another maintenance and repair services purpose code
  • The payment is primarily for importing aircraft parts, tools or equipment rather than for a maintenance or repair service, which belongs under an import of goods purpose code
  • The payment relates to design, engineering consulting or other professional services that are not maintenance or repair, which belong under the relevant professional or technical services purpose code
  • You are receiving money rather than paying (use the matching P code)

Documents required

To send a payment under S1602, keep the following documents ready so your authorised dealer bank can verify the transaction and report it correctly under FEMA.

DocumentPurpose
Form A2 with PANStandard RBI form where you declare the nature and purpose code of the outward remittance along with your PAN.
Form 145Income tax declaration for foreign remittances, stating whether the payment is chargeable to tax in India under Rule 220.
Vendor invoiceDetailed invoice from the overseas maintenance or repair provider describing the aircraft or equipment, nature of work, service period and amount.
Maintenance or repair contract / work orderExecuted agreement, service contract or work order outlining the scope of maintenance or repair, pricing terms and payment milestones.

How is a S1602 Purpose Code declared?

Declaring the code is pretty straightforward. Here's how the payment gets tagged and reported.

  1. Receive the vendor invoice: Your overseas maintenance or repair provider bills you, clearly describing the aircraft or equipment serviced and the work carried out.
  2. Determine taxability: Establish whether the payment is chargeable to tax in India, since that decides which part of Form 145 you file.
  3. File Form 145: Submit the declaration before remitting, with Form 146 from your CA where the taxable amount exceeds ₹5 lakh in the Tax Year.
  4. Complete Form A2: State the purpose of the outward remittance as S1602 and submit the supporting documents to your bank.
  5. Get your MT103: Once the payment is sent, request the SWIFT MT103 as proof and retain your Form A2 record.
  6. With a traditional bank you handle each step of the payment journey. But with a platform built for cross-border payments, you can preselect a default purpose code so the payments go out smooth.

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Common mistakes to avoid

A few common slips can hold up your payment or cause compliance issues. Here's what to watch for.

  1. Confusing service with parts import: Tagging a payment that mainly covers imported aircraft parts or equipment as S1602, when it should be reported under an import of goods code.
  2. Code and invoice mismatch: The code not matching what your vendor invoice describes, which flags the payment.
  3. Assuming a Rule 220(3) exemption: Skipping Form 145 on a payment that is not on the specified list, which carries a ₹1,00,000 penalty per instance.
  4. Incomplete documents: Missing invoice, contract or Form A2, so the bank holds the remittance until provided.
  5. Missing PAN or KYC: Incomplete verification stops the bank from releasing the payment.
  6. Using an outward code for an inward receipt: Applying a payment code to money coming in instead of the matching P code.

How Skydo helps with payments under S1602 Purpose Code

With a bank, you fill a fresh Form A2 and chase documents for every single vendor payment. With Skydo, your outward payments run on the same account you already collect into.

  1. One account, both directions: Receive from international clients and pay overseas vendors from a single onboarded account, with one KYC.
  2. Purpose code applied consistently: Set S1602 as your default for these payments so every remittance is tagged the same way.
  3. Documentation in one place: Your invoices, Form A2 records and payment proofs stay together, ready for your CA and your AD bank.
  4. A rate you can see: You get the live mid-market rate with a transparent fee, instead of a markup hidden inside the bank's rate.
  5. Payments that go out on schedule: Your vendor gets paid without a branch visit or a week of back and forth.
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Frequently asked questions

S1602 is the RBI purpose code for outward remittances from India to pay foreign vendors for maintenance and repair services for aircraft, space shuttles, rockets, military aircraft, helicopters and similar equipment. It is used when you are paying for the maintenance or repair work itself, such as inspections, overhauls, routine checks or component repairs performed by an overseas service provider. Using the correct code ensures your bank can classify the transaction properly under FEMA and report it to RBI.

About the author

Prashanth

Solution & Banking

With a decade of experience at Citi Bank, Prashanth leads payments partnerships and solutions at Skydo.

Abhilove Sharda

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Abhilove Sharda

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