Postpaid Bill Inflated by International Roaming Data Charges? Action Plan

Who this guide is for

This guide is for postpaid mobile customers in India who have been hit with a large, unexpected bill because of international roaming data charges. It helps you whether the trip was for work, study, or holiday, and whether you use a private operator or the state telecom company. It is especially useful if:

• Your data was charged at pay-as-you-use roaming rates because no roaming pack was active.
• You believe a roaming pack or service was switched on without your clear consent.
• Background apps, automatic updates, or cloud backups kept using data abroad without any warning alert.
• The operator says you used far more data than your phone or app records suggest.
• You bought a pack that turned out to be more limited or more costly than you understood.

This is a private billing dispute between you and your telecom company. That changes how you fight it. Your main tools are the operator's complaint process, its appellate authority, and, if needed, a consumer commission. The Right to Information Act does not reach private operators, so we explain below exactly where RTI can and cannot help. If your problem is a different telecom issue, see our companion guides on a disconnected or recycled mobile number and a rejected portability request.

What you can do this weekend

Friday evening

Open the bill and find the exact line items for international roaming. Note the disputed amount, the dates, and whether the charges are described as a pack or as pay-as-you-use data. Do not pay the full bill yet. Work out the part you genuinely owe (your normal rental and local usage) and keep that ready to pay on time.

Download or screenshot the full itemised bill from the operator's app or website. Pull up your travel dates from boarding passes, hotel bookings, or your calendar. Match the roaming charges against the days you were actually abroad. If charges appear for days you were in India, flag them immediately.

Check your phone for any roaming or data alerts. Operators often send SMS messages on arrival in a foreign network. The presence or absence of those alerts is important evidence about whether you were warned before the charges piled up.

Saturday

Open your phone's data settings and take screenshots of the data usage figures for the trip period. Both Android and iPhone keep an on-device data counter you can reset and read. This is your own independent record to compare against the operator's logs.

List the apps that could have used data abroad: photo and cloud backups, system updates, video streaming, map navigation, and messaging with media. If background data was on, large transfers can happen silently. This does not make the bill automatically valid, but it helps you understand and explain the usage.

Call the operator's customer care and ask them to log a formal billing complaint. Insist on a written complaint reference number. Ask them to place the disputed amount on hold while the complaint is examined, and ask them to email you the itemised roaming usage logs and the roaming activation record. Note the date, time, and agent name.

Sunday

Draft your written complaint using the template in this guide. Be specific: the disputed figure, the dates, and your grounds, such as no activation consent, no warning alert, a faulty data session, or a misleading pack. Attach your evidence: the bill, travel proof, phone data screenshots, and any alerts.

Decide what you are asking for. Usually it is a reversal or waiver of the disputed amount and a corrected bill. State that clearly. A vague "please look into it" gets a vague reply.

Get everything ready to send first thing on the next working day, by email to the operator's billing or nodal grievance address, so you have a timestamp. Keep a copy of everything you send.

Documents and evidence checklist

Step-by-step action plan

Step 1 — Read the bill and isolate the disputed amount

Find every international roaming line item. Separate the charges you accept from the ones you contest. Calculate the clearly undisputed part of the bill, which is usually your monthly rental plus local calls and data. Knowing the exact disputed figure makes your complaint precise and lets you pay the rest on time so your line is not barred.

Step 2 — Demand the usage logs and the activation record

This is the heart of the dispute. Ask the operator, in writing, for the itemised data usage logs for the roaming period, showing date, time, visited network, and data volume per session. Also ask for the roaming activation record, including how, when, and through which channel roaming or any pack was switched on, and the consent or request that triggered it. If the operator cannot show a clear activation request from you, that is a strong point in your favour. Many bill-shock cases turn on whether roaming was opted into at all.

Step 3 — Build your own evidence record

Match the operator's logs (once you get them) against your phone's on-device data counter and your travel dates. Look for charges on days you were in India, charges in tiny fractions of a second that look like errors, or volumes far above what your apps could have used. Keep screenshots dated. Your independent record is what makes a waiver request credible rather than just a plea.

Step 4 — Raise a written billing dispute within the time window

Bills usually print a period within which you must raise a billing dispute. Send your written complaint inside that window to the operator's billing or nodal grievance cell. State the disputed amount, the dates, your grounds, and exactly what you want: a reversal or waiver and a corrected bill. Ask them to keep the disputed amount on hold while it is examined. Get a complaint reference number and keep proof of the date you sent it.

Step 5 — Pay the undisputed part, hold the rest

Pay the clearly undisputed portion before the due date. This protects your line from disconnection and protects your credit standing, while keeping the disputed amount genuinely in dispute. Mention in your complaint that you have paid the undisputed amount and are withholding only the contested charges pending resolution. Do not stop paying everything, as that invites recovery action separate from the merits of your dispute.

Step 6 — Push for a waiver, citing your specific grounds

When you ask for a waiver, anchor it to concrete grounds rather than goodwill alone. Strong grounds include: no record of you activating roaming; no warning alert before charges built up; a clearly faulty or impossible data session; or a pack that was mis-sold or applied differently from what you were told. The more your grounds match the gaps in the operator's own records, the stronger your claim. If you used a roaming plan, our guide on applying for an international roaming plan explains how packs are meant to work, which helps you show where this bill went wrong.

Step 7 — Escalate to the appellate authority

If the first response is unsatisfactory or does not arrive in time, escalate to the operator's appellate authority. Every licensed operator must run a two-tier grievance system: a complaint cell and an appellate authority above it. Find the appellate authority's contact on the operator's website or bill. File the appeal within the time allowed, attach your complaint history and reference numbers, and clearly restate the disputed amount and the relief you want.

Step 8 — Take it to a consumer commission if still unresolved

If the appellate authority also fails you, the money dispute can go to a consumer commission (District, State, or National, depending on the amount). A deficient service or unfair billing claim fits the consumer protection framework. You can file online and represent yourself. Keep your full evidence timeline ready. For high-value disputes, or if you are unsure of the right forum, consider a short consultation with a consumer-law professional before filing.

Escalation ladder

Copy-paste complaint template

Replace the text in square brackets with your own details before sending.

When RTI can help

The Right to Information Act, 2005 applies to public authorities — government departments, regulators, and bodies substantially funded or controlled by the government. A private mobile operator is not a public authority, so RTI cannot be used to get your own billing or usage records from it. Those you obtain through the operator's own grievance process. RTI is useful in this dispute only at the edges, where a public authority is involved:

• Asking the telecom regulator about policy and process: If a public regulator holds records on billing-transparency rules, roaming-charge disclosure norms, or how consumer complaints in this category are handled, you can file an RTI with that authority's Central Public Information Officer to obtain those general records.
• Tracking a grievance you escalated to a government body: If you escalated your complaint to a government grievance system or a public authority and got no response, RTI can ask for the status of, and any action taken on, your specific reference number.
• Understanding complaint statistics or directions: You can ask a public authority for anonymised data on roaming bill-shock complaints or any directions issued to operators, which can support a consumer-commission case as context.

To file an RTI to a public authority, see our step-by-step RTI filing guide. If a public authority does not reply within 30 days, our guide on the RTI first appeal under Section 19 explains the next step. For escalating government-side grievances, see CPGRAMS and RTI together. For deeper strategy, The RTI Playbook covers using RTI in regulatory disputes.

When RTI will not help

Be realistic about RTI's limits here:

• It cannot reach your private operator: You cannot RTI a private telecom company for your call records, data logs, activation history, or to force a waiver. Use the operator's complaint cell and appellate authority for all of that.
• It cannot settle your bill: RTI is an information tool, not an adjudication forum. Your money dispute is decided by the appellate authority and, finally, a consumer commission — not by any RTI reply.
• It is slower than the consumer route: The 30-day RTI cycle is longer than the operator's grievance timelines and the consumer-helpline route. For a live bill dispute, lead with the operator complaint and appellate authority, and use the consumer forum if needed.

Common mistakes to avoid

• Paying the full bill in a panic: Once you pay the disputed amount, getting it back is much harder. Pay only the undisputed part and keep the contested charges formally in dispute.
• Stopping all payment: The opposite mistake. If you stop paying everything, the operator can bar your line and start recovery, regardless of the merits of your dispute. Always keep the undisputed amount paid on time.
• Disputing only by phone: Verbal complaints vanish. Put the dispute in writing, get a reference number, and keep the email trail. The appellate authority and consumer commission run on documents.
• Not demanding the usage logs and activation record: These two records decide most cases. Without them you are arguing blind. Ask for them in writing early.
• Missing the dispute window: Bills carry a period to raise billing disputes. Raise yours inside that window or the operator may refuse to entertain it.
• Expecting the regulator to settle your bill: The sector regulator sets rules and protects your right to a fair process, but it generally does not decide one customer's bill amount. Route the money claim through the appellate authority and consumer commission.
• Trying to RTI a private operator: RTI does not apply to private telecom companies. Use it only against public authorities, and only for policy, statistics, or a grievance you escalated to a government body.
• Throwing away evidence: Alerts, screenshots, travel proof, and reference numbers are your case. Keep a single folder for the whole dispute.

If your inflated-bill problem is with another utility rather than telecom, our guides on a wrong electricity meter reading and inflated bill and on disputed credit card charges follow the same disciplined evidence-and-escalation approach.