SMS compliance in Kazakhstan
The rules that apply to business SMS sent to numbers in Kazakhstan, with the source for each.
Quiet hours
Notification/advertising SMS not delivered 21:00-09:00 (operator curfew).
Source: Operator rules (LINK Mobility KZ guideline)
Consent
Advertising SMS only with prior consent of the subscriber (Law on Advertising / Law on Communications).
Source: Law 94-V of 2013 on personal data and their protection
Opt-out
Promotional SMS must offer a free, simple opt-out (e.g., reply STOP); honour requests promptly and suppress opted-out numbers.
Source: Operator/aggregator policy (best practice)
Prohibited content
Blocked: phishing/fraud, illegal or unlicensed gambling, adult content, hate/political content (most operators), counterfeit/illegal goods, unlicensed financial offers; URL shorteners often blocked.
Source: Operator content policies / national advertising law
Data protection law
Law 94-V of 2013 on personal data and their protection. Supervisory authority: MAIDD.
Source: Law 94-V of 2013 on personal data and their protection
Sender ID rule
Alphanumeric SID (max 11 chars) supported; pre-registration required on some or all networks; generic SIDs (INFO, SMS, ALERT) blocked. See SenderID sheet.
Source: Operator rules (see SenderID sheet)
Other
Classify traffic as promotional or transactional; OTP/transactional must not contain marketing content; use local language or Unicode where required.
Source: Industry practice
This summary is guidance, not legal advice. Last verified 23 October 2026.