1. Introduction and Scope

Helix EOOD declares its commitment to ensuring the accessibility of all its digital products and services, including the vermiculite.helix-gtm.com website, in accordance with the requirements of Accessibility Requirements for Products and Services Act (ARPSA), regulations and international accessibility standards, including the Web Content Accessibility Guidelines (WCAG) version 2.1, level AA.
This statement covers all publicly accessible sections of the website and services offered through the website to ensure equal access to information and functionality for all users, including persons with disabilities. .

2. Accessibility principles

Helix EOOD accepts and is guided by the following basic principles:

1. Perceptibility: Providing content that can be perceived through various sensory channels (visual, auditory, etc.).
2. Functionality: Providing access to all functions through multiple interaction methods, including keyboard navigation.
3. Comprehensibility: Providing content and functions that are clear and easy to understand.
4. Stability: Ensuring technological compatibility that allows the use of current and future assistive technologies

3. Level of compliance

This website is partially compliant with WCAG 2.1, Level AA. For partial conformance, all identified non-conformances are detailed in Section IV

4. Identified non-conformities and measures taken

4.1. Table of non-conformities

Note: The table describes only those requirements of the standard that are not covered, partially covered, or not applicable. Fully covered requirements of the standard are not described, in accordance with the requirements for completing the declaration of conformity.

4.2. Exempt content

According to Article 15 of the ARPSA, certain content is exempt from the requirements due to excessive burden for its adaptation. This includes:

• Old, archived material not actively used for administrative or communication purposes.
• Content generated by third parties over which Helix EOOD has no direct control.

4.3. Compatibility with browsers and assistive technologies

The website is designed to be compatible with the following most used assistive technologies:

• the latest version of Google Chrome, Microsoft Edge, Mozilla Firefox and Apple Safari;
• combined with the latest versions of NVDA 2025.1.2.

5. Preparation and methodology of the declaration

This declaration has been prepared based on:

1. Self-assessment: Conducted by a team of internal experts using automated and manual accessibility audit tools.
2. Regular reviews: Regularly updating accessibility assessments whenever there is a significant change to the website.

6. Feedback and Alerts

Helix EOOD encourages its users to provide feedback on website accessibility issues.

• Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
• Phone: 070070700*

*The end user (initiator) of the “0700” number pays the price of the call depending on his subscription plan.

The received signals will be processed within one month of their receipt, and within the same period the response will be prepared, which will contain a description of the actions and measures taken to remedy the accessibility violation and the deadline within which the accessibility violation will be remedied, or a reasoned refusal in cases where the request is considered unfounded and unlawful.
Where the applicant has indicated an e-mail address, the reply shall be sent, signed with a qualified electronic signature certificate, and in other cases on paper, to the address indicated in the alert. Where an incorrect or non-existent address is given, the information shall be deemed to have been received from the date of sending.

7. Dispute Resolution Procedure 

If the response to your alert is unsatisfactory, you may contact:

• Competent authority: State Agency for Metrological and Technical Supervision
• Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
• Website: https://www.damtn.government.bg/

8. Date of publication and updates

Date of initial preparation of the declaration:

04.09.2025 г.

Date of annual update (revision) of the declaration:

01.08.2026 г.

Date of update of the declaration after evaluation and substantial redesign of the website or mobile app:

04.09.2025 г.

Helix EOOD strives to present its users with a website that fully meets the available accessibility standards. However, this is not always possible. If you are experiencing difficulties with the site, some content is not accessible or incomprehensible, please contact us.  User feedback, recommendations, and criticism are very important so that together we can build an even more useful and accessible website. 

Helix EOOD is committed to ensuring a higher degree of accessibility by addressing any identified inconsistencies in the accessibility requirements of published information.