{
  "dataset_version": "2026-07-26",
  "description": "Regulatory summaries, not legal advice. Public, well-documented sender-ID and alphanumeric-registration regimes for 40 countries. Compiled for https://www.sendsmsnokyc.com/guides/tools/sender-id-rules-by-country.html; deeper background at https://www.sendsmsnokyc.com/blog/sms-sender-id-by-country-rules.",
  "rows": [
    {
      "iso2": "US",
      "country": "United States",
      "alphanumeric": "not-supported",
      "regime": "10DLC",
      "notes": "US carriers do not deliver alphanumeric sender IDs; brands register a 10DLC campaign or use a toll-free/short code instead.",
      "basis": "per CTIA messaging principles / carrier A2P 10DLC framework",
      "verified": "2026-07-26"
    },
    {
      "iso2": "CA",
      "country": "Canada",
      "alphanumeric": "not-supported",
      "regime": "other",
      "notes": "Alphanumeric sender IDs are not reliably delivered; A2P traffic typically runs over long codes or short codes instead.",
      "basis": "per Canadian carrier A2P messaging practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "GB",
      "country": "United Kingdom",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are widely used; no centralized government pre-registration beyond normal carrier/aggregator onboarding.",
      "basis": "per UK mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "DE",
      "country": "Germany",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used by businesses with no centralized registry.",
      "basis": "per German mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "FR",
      "country": "France",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are widely used; no centralized government registry for the sender ID itself.",
      "basis": "per French mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "NL",
      "country": "Netherlands",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Dutch mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "PL",
      "country": "Poland",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Polish mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "SE",
      "country": "Sweden",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Swedish mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "ES",
      "country": "Spain",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Spanish mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "IT",
      "country": "Italy",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Italian mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "PT",
      "country": "Portugal",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Portuguese mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "BE",
      "country": "Belgium",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Belgian mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "AT",
      "country": "Austria",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Austrian mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "CH",
      "country": "Switzerland",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Swiss mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "IE",
      "country": "Ireland",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Irish mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "DK",
      "country": "Denmark",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Danish mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "NO",
      "country": "Norway",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Norwegian mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "FI",
      "country": "Finland",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Finnish mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "CZ",
      "country": "Czechia",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used with no centralized registry.",
      "basis": "per Czech mobile network operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "AE",
      "country": "United Arab Emirates",
      "alphanumeric": "pre-registration",
      "regime": "GCC-prereg",
      "notes": "Alphanumeric sender IDs must be registered with local operators before use; unregistered senders are commonly blocked.",
      "basis": "per UAE TRA / telecom operator sender ID registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "SA",
      "country": "Saudi Arabia",
      "alphanumeric": "pre-registration",
      "regime": "GCC-prereg",
      "notes": "Alphanumeric sender IDs require pre-registration with local operators; unregistered senders are commonly blocked or overridden.",
      "basis": "per CITC Saudi Arabia sender ID registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "QA",
      "country": "Qatar",
      "alphanumeric": "pre-registration",
      "regime": "GCC-prereg",
      "notes": "Alphanumeric sender IDs generally require registration with local operators, following the wider GCC pre-registration pattern.",
      "basis": "per Qatar telecom operator sender ID registration practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "TR",
      "country": "Turkey",
      "alphanumeric": "pre-registration",
      "regime": "IYS",
      "notes": "Marketing messages require İYS (electronic message management system) consent records plus an operator-level sender title (başlık) registration.",
      "basis": "per BTK / İYS Turkey electronic messaging regulation",
      "verified": "2026-07-26"
    },
    {
      "iso2": "KR",
      "country": "South Korea",
      "alphanumeric": "pre-registration",
      "regime": "KISA",
      "notes": "Sender numbers/IDs used for bulk messaging must be pre-registered; KISA operates the sender number verification system used by carriers.",
      "basis": "per KISA sender number pre-registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "JP",
      "country": "Japan",
      "alphanumeric": "not-supported",
      "regime": "other",
      "notes": "Japanese carriers commonly override or restrict custom alphanumeric sender display; numeric and short-code routes are the standard path.",
      "basis": "per Japanese mobile carrier SMS delivery practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "IN",
      "country": "India",
      "alphanumeric": "pre-registration",
      "regime": "DLT",
      "notes": "Sender headers and content templates must be registered on the DLT (Distributed Ledger Technology) platform via a TRAI-registered telecom operator before sending.",
      "basis": "per TRAI DLT regulation for commercial SMS",
      "verified": "2026-07-26"
    },
    {
      "iso2": "SG",
      "country": "Singapore",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Alphanumeric sender IDs must be registered in the SMS Sender ID Registry (SSIR); unregistered alphanumeric senders are labeled 'Likely-SCAM' by default.",
      "basis": "per Singapore SMS Sender ID Registry (SSIR) requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "MY",
      "country": "Malaysia",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Alphanumeric sender IDs generally require registration with local operators/regulator before delivery.",
      "basis": "per Malaysian telecom operator sender ID registration practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "PH",
      "country": "Philippines",
      "alphanumeric": "allowed",
      "regime": "other",
      "notes": "Alphanumeric sender IDs are commonly used; some operators require additional registration for masking/bank-grade sender names.",
      "basis": "per Philippine mobile operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "VN",
      "country": "Vietnam",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Alphanumeric 'brandname' sender IDs require pre-registration with local telecom operators, typically backed by a business license.",
      "basis": "per Vietnam telecom operator brandname registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "NG",
      "country": "Nigeria",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Sender IDs must be registered with the Nigerian Communications Commission (NCC) via a local aggregator before use.",
      "basis": "per NCC Nigeria sender ID registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "ZA",
      "country": "South Africa",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used without a centralized government sender-ID registry.",
      "basis": "per South African mobile operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "BR",
      "country": "Brazil",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are generally allowed; higher-volume A2P traffic typically goes through local aggregator approval.",
      "basis": "per Brazilian mobile operator A2P practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "MX",
      "country": "Mexico",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used without a centralized government sender-ID registry.",
      "basis": "per Mexican mobile operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "AU",
      "country": "Australia",
      "alphanumeric": "pre-registration",
      "regime": "AU-rollout",
      "notes": "Australia is rolling out an industry-run SMS Sender ID Registration program (ACMA-backed) so brands register alphanumeric IDs to curb spoofing; unregistered alphanumeric senders face growing restrictions.",
      "basis": "per ACMA / Australian mobile carrier SMS Sender ID Registration Program",
      "verified": "2026-07-26"
    },
    {
      "iso2": "NZ",
      "country": "New Zealand",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used without a centralized government sender-ID registry.",
      "basis": "per New Zealand mobile operator practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "EG",
      "country": "Egypt",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Sender IDs generally require regulator/operator approval before commercial use.",
      "basis": "per NTRA Egypt sender ID registration practice",
      "verified": "2026-07-26"
    },
    {
      "iso2": "PK",
      "country": "Pakistan",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Commercial sender IDs (headlines) must be registered with operators under PTA anti-spam rules before sending.",
      "basis": "per PTA Pakistan SMS headline (sender ID) registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "RU",
      "country": "Russia",
      "alphanumeric": "pre-registration",
      "regime": "other",
      "notes": "Alphanumeric sender names require registration tied to a legal entity, arranged through a licensed local aggregator.",
      "basis": "per Russian mobile operator alphanumeric name registration requirement",
      "verified": "2026-07-26"
    },
    {
      "iso2": "HK",
      "country": "Hong Kong",
      "alphanumeric": "allowed",
      "regime": "none",
      "notes": "Alphanumeric sender IDs are commonly used without a centralized government sender-ID registry.",
      "basis": "per Hong Kong mobile operator practice",
      "verified": "2026-07-26"
    }
  ]
}