SMS compliance in Slovenia

The rules that apply to business SMS sent to numbers in Slovenia, with the source for each.

Quiet hours

No statutory quiet hours identified; send promotional SMS 08:00-20:00 local time (industry best practice). Transactional/OTP 24/7.

Source: Industry practice – no official text found

Consent

Prior opt-in consent required for promotional SMS under GDPR + ZVOP-2; ZEKom-2 (unsolicited communications); transactional/OTP allowed within an existing service relationship.

Source: GDPR + ZVOP-2; ZEKom-2 (unsolicited communications)

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

GDPR + ZVOP-2; ZEKom-2 (unsolicited communications). Supervisory authority: Information Commissioner.

Source: GDPR + ZVOP-2; ZEKom-2 (unsolicited communications)

Sender ID rule

Dynamic alphanumeric SIDs supported; no registration.

Source: Operator/regulator registration rules

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.